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		<id>https://www.explainxkcd.com/wiki/index.php?action=history&amp;feed=atom&amp;title=3039%3A_Human_Altitude</id>
		<title>3039: Human Altitude - Revision history</title>
		<link rel="self" type="application/atom+xml" href="https://www.explainxkcd.com/wiki/index.php?action=history&amp;feed=atom&amp;title=3039%3A_Human_Altitude"/>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;action=history"/>
		<updated>2026-04-17T00:50:45Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
		<generator>MediaWiki 1.30.0</generator>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=365842&amp;oldid=prev</id>
		<title>B for brain: /* Explanation */ Removed Incomplete tag</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=365842&amp;oldid=prev"/>
				<updated>2025-02-15T23:04:54Z</updated>
		
		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Explanation: &lt;/span&gt; Removed Incomplete tag&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
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				&lt;tr style=&quot;vertical-align: top;&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 23:04, 15 February 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l10&quot; &gt;Line 10:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 10:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Explanation==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Explanation==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;{{incomplete|Created by a BOT HILARIOUSLY STUCK IN A TREBUCHET. Do NOT delete this tag too soon.}}&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;This comic shows the altitudes of the highest humans over time, using a [[Log Scale|logarithmic vertical scale]] to display both low-level altitudes and highest achievements. The graph tracks the ''single'' most altitudinous individual at any given time, measuring height above Earth's surface rather than sea level, meaning residents of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} gain no particular advantage.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;This comic shows the altitudes of the highest humans over time, using a [[Log Scale|logarithmic vertical scale]] to display both low-level altitudes and highest achievements. The graph tracks the ''single'' most altitudinous individual at any given time, measuring height above Earth's surface rather than sea level, meaning residents of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} gain no particular advantage.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>B for brain</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363143&amp;oldid=prev</id>
		<title>172.70.214.157: /* Explanation */ tighten prose</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363143&amp;oldid=prev"/>
				<updated>2025-01-22T02:48:34Z</updated>
		
		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Explanation: &lt;/span&gt; tighten prose&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 02:48, 22 January 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l10&quot; &gt;Line 10:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 10:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Explanation==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Explanation==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{incomplete|Created by a BOT HILARIOUSLY STUCK IN A TREBUCHET&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;- Please change this comment when editing this page&lt;/del&gt;. Do NOT delete this tag too soon.}}&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{incomplete|Created by a BOT HILARIOUSLY STUCK IN A TREBUCHET. Do NOT delete this tag too soon.}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;The &lt;/del&gt;comic &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;purports to show &lt;/del&gt;the altitudes of the highest humans over time, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;starting from a little after 1700. The conceit is that it indicates the ''single'' most altitudinous individual at any given time, so does not follow any particular person but would switch focus to whichever representative of humanity becomes &amp;quot;the highest up&amp;quot; (whether by rising above the previous leader, or by remaining high as the other loses their own elevation). There will necessarily be a degree of artistic interpretation and presumed trajectory of this particular marker, although the general trend of the line appears to be inspired by (some) actual factual realities. It uses &lt;/del&gt;a [[Log Scale | logarithmic vertical scale]] &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;in order &lt;/del&gt;to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;indicate the finer details of '&lt;/del&gt;low level&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;' &lt;/del&gt;altitudes&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, yet fit the &lt;/del&gt;highest achievements &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;onto the page&lt;/del&gt;. The &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;measurements appear to be &lt;/del&gt;height above &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;the &lt;/del&gt;Earth's surface&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, &lt;/del&gt;rather than&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, say, height above &lt;/del&gt;sea level, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;so a resident &lt;/del&gt;of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;(for example) does not normally &lt;/del&gt;gain &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;any &lt;/del&gt;particular advantage &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;unless they were to accidentally fall over a cliff and find the ground suddenly very far below them&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;This &lt;/ins&gt;comic &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;shows &lt;/ins&gt;the altitudes of the highest humans over time, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;using &lt;/ins&gt;a [[Log Scale|logarithmic vertical scale]] to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;display both &lt;/ins&gt;low&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;-&lt;/ins&gt;level altitudes &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;and &lt;/ins&gt;highest achievements. The &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;graph tracks the ''single'' most altitudinous individual at any given time, measuring &lt;/ins&gt;height above Earth's surface rather than sea level, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;meaning residents &lt;/ins&gt;of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} gain &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;no &lt;/ins&gt;particular advantage.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Prior to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;1783, &lt;/del&gt;the {{w|Montgolfier brothers#Piloted flight, autumn_1783|first confirmed ascent}} &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;of a human &lt;/del&gt;in a balloon, the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;line's &lt;/del&gt;high&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;-&lt;/del&gt;points &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;are indicated to be &lt;/del&gt;due to &amp;quot;various falls&amp;quot;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, i.e. a person who ''was'' on the top of a particularly high building/cliff/tree suddenly finding themselves (for an instant or two, at least) the person 'lucky' enough to be considered the furthest above the Earth (it is at times like this that living at a higher absolute altitude ''might'' grant an 'advantage' to the individual who suddenly discovers their previously high standing-spot to no longer be as reliable as they thought, or intentionally jumps off it). It also suggests that &lt;/del&gt;&amp;quot;catapult accidents&amp;quot;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, &lt;/del&gt;such as &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;accidentally, or maybe [https://www.theguardian.com/uk/2005/nov/01/highereducation.students not so accidentally] &lt;/del&gt;being caught in &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;a sling on &lt;/del&gt;a {{w|trebuchet}} when &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;it is &lt;/del&gt;fired &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;(indicated as &amp;quot;hilarious&amp;quot;) may also contribute to the (momentary) gain in altitude&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;The limit &lt;/del&gt;to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;this period's ability to exist at altitude appears to be around 100 metres&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;which is perhaps mostly what a particular precipitous (and precarious) cliff-top might contribute to the situation&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Only the eventual punchline &lt;/del&gt;of the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;title-text &lt;/del&gt;even &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;hints at whether any of these feats might have been survivable&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;perhaps the minimum requirement is merely that the individual be alive (to still be considered a person) at the point they are at their claimed height — if the resulting return to ground level is fatal, usually this will happen upon meeting the surface, by which point they are already no higher than all other humans&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Prior to the {{w|Montgolfier brothers#Piloted flight, autumn_1783|first confirmed ascent}} in a balloon &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;in 1783&lt;/ins&gt;, the high points &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;were &lt;/ins&gt;due to &amp;quot;various falls&amp;quot; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;and &lt;/ins&gt;&amp;quot;catapult accidents&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;,&lt;/ins&gt;&amp;quot; such as being caught in a {{w|trebuchet}} when fired. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Once {{w|balloon}} flights began, heights of up &lt;/ins&gt;to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;10km were attained&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;despite some {{w|List of ballooning accidents|dangers}}&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;The advent &lt;/ins&gt;of &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{{w|airplanes}} in &lt;/ins&gt;the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;1900s led to &lt;/ins&gt;even &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;greater heights&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;particularly after World War 2 when regular high-altitude flight became common among bomber pilots&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Once &lt;/del&gt;{{w|&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;balloon&lt;/del&gt;}} &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;flights start&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;heights of up &lt;/del&gt;to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;10km are attained. And though there were some &lt;/del&gt;{{w|&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;List of ballooning accidents|dangers&lt;/del&gt;}} &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;from this&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;as early aeronauts discovered&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;it might &lt;/del&gt;at &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;least now be presumed that some of these peaks were attained by individuals who had previously marked a prior instantaneous altitude on &lt;/del&gt;the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;graph&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;The emergence of &lt;/ins&gt;{{w|&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;spaceflight&lt;/ins&gt;}} &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;in the late 1960s dramatically increased the upper spikes&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;with the {{w|Apollo Program}} (from {{w|Apollo 8}} &lt;/ins&gt;to {{w|&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Apollo 17&lt;/ins&gt;}}&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;) reaching approximately 400,000km during Moon missions. After the Moon landings&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;altitudes settled to orbital distances&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;with the &amp;quot;Space Station&amp;quot; era marking continuous human presence &lt;/ins&gt;at &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;about 400km since November 2000, occasionally higher for missions like servicing &lt;/ins&gt;the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{{w|Hubble Space Telescope}} at 515km&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Shortly after &lt;/del&gt;the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;1900s&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;{{w|airplanes}} dominate the graph. And &lt;/del&gt;the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;rise in utility of passenger aircraft &lt;/del&gt;(&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;before World War 2; but especially afterwards&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;following a period &lt;/del&gt;where &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;regular and extended high-altitude flight has been experienced by bomber pilots of various nations) ensures not only that there are &lt;/del&gt;people &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;attaining greater and greater altitudes, but &lt;/del&gt;also that &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;there &lt;/del&gt;are &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;also always ''other'' people in the air&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;ensuring that the lesser 'maximum altitude' periods still have people a significant number &lt;/del&gt;of &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;kilometres in the air&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Notable exclusions from &lt;/ins&gt;the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;graph include early experiments with man-flying kites, cathedral workers&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;and visitors to structures like &lt;/ins&gt;the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Eiffel tower &lt;/ins&gt;(&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;276m)&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;suggesting Randall excluded cases &lt;/ins&gt;where people &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;were standing on permanent structures. The graph &lt;/ins&gt;also &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;appears to ignore cases &lt;/ins&gt;that are &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;difficult to substantiate, such as those caused by violent winds&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;although it conveys an impression &lt;/ins&gt;of &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;omniscient certainty&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Interestingly, the lower&lt;/del&gt;-&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;limit, all the way up to the invention of the airplane, seems to stay at about two metres &lt;/del&gt;(&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;around 1881&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;the lowest marked position seems to be only slightly above 1 metre)&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;which might represent the possibility of there always being at least ''someone'' climbing up a ladder and/&lt;/del&gt;or &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;jumping off of a hay-cart&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;This does not, &lt;/del&gt;of &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;course&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;discount &lt;/del&gt;the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;very real possibility that there are persons about to attain greater altitude&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;as the parts ''between'' the lowermost fluctuations obviously represent periods of someone having yet greater vertical displacement&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;The title text speculates about pre&lt;/ins&gt;-&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;balloon altitude records &lt;/ins&gt;(&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;excluding cases like jumping gaps on mountain bridges)&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;suggesting survival from falls into water or snow&lt;/ins&gt;, or &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;more extreme scenarios involving gunpowder explosions or {{tvtropes|LavaSurfing|volcanic eruptions}}&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;As &lt;/ins&gt;of &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;the comic's date&lt;/ins&gt;, the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;record for surviving a cliff jump into water is 58.8 meters&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;set in 2015&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Once {{w|spaceflight}} becomes a thing (interestingly, marked around the late 1960s, though it actually started in April 1961), that greatly increases the upper spikes for the (implied) duration of the {{w|Orbital spaceflight|orbital flights}}.&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;A different &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;interpretation &lt;/ins&gt;could &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;track &lt;/ins&gt;the highest &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;altitude &lt;/ins&gt;visited by &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;any &lt;/ins&gt;''still living'' human, similar to [[893: 65 Years]] but &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;following &lt;/ins&gt;different &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;rules. This &lt;/ins&gt;would &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;maintain &lt;/ins&gt;Moon&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;-&lt;/ins&gt;height &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;records &lt;/ins&gt;from the first &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{{w|&lt;/ins&gt;Apollo 8&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;}} orbit &lt;/ins&gt;until the last Apollo astronaut&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;'s death &lt;/ins&gt;(missions 8&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;-&lt;/ins&gt;17), &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;unless superseded by &lt;/ins&gt;{{w|Human mission to Mars|greater records}} or &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;achievements &lt;/ins&gt;from {{w|Chinese space program#Near future development|&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;other space programs&lt;/ins&gt;}}.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;The {{w|Apollo Program}} is then indicated by both label and a notable spike as (between {{w|Apollo 8}} in December 1968 and {{w|Apollo 17}} in December 1972), men from Earth were sent around the Moon and attained altitudes 'above the Earth' of approximately 400,000km in the process. Note that the disclaimer &amp;quot;(very approximate)&amp;quot; in the chart's title also applies here, as the graph shows fewer spikes than actual Moon orbitings or landings performed.&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Since the end of the original Moon landings, the upper spikes settled down quite significantly back to 'only' generally low orbital distances, but the very latest era, marked &amp;quot;Space Station&amp;quot;, seems to coincide with the current continuous inhabitation of space, which officially started in November 2000. Since that date, there has ''always'' been someone at approximately 400km altitude (give or take [https://www.heavens-above.com/OrbitHeightPlot.aspx?Width=1600&amp;amp;Height=1000&amp;amp;satid=25544&amp;amp;startMJD=51111&amp;amp;endMJD=61000 changes in the orbit], and of the terrain below), with occasionally some yet higher person(s) on certain missions (e.g. servicing the {{w|Hubble Space Telescope}}, May 2009 at 515km). The graph does not ''seem'' to show the blip created by {{w|Polaris Dawn}}'s 1,400 km 'new record' of September 2024, but this may be ''just'' off the right-hand edge of the graph.&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Though the historical validity is sometimes argued, it is interesting to note that (as early as the 6th century CE), experiments with man-flying kites may have produced (semi-)brief spikes in the altitude record for the time. &lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Also, workers and bell-ringers in medieval cathedrals, or attendants at the Lighthouse of Alexandria, would have been substantially above the &amp;quot;tens of meters&amp;quot; level. Moreover, the Eiffel tower has been open to visitors since its opening in 1899, which would have ensured some people to be at at least 276m, during the opening hours. This indicates that people standing on buildings and tall structures do not count for the purpose of the graph, and combined with the fact that tornadoes can lift people high in the air and touch them down alive (though the latter stipulation ''may'' not even be required). It may be that Randall excluded cases in which the person was standing on a permanent structure, considering that as an equivalent to varying terrain. Perhaps he also refuses to count cases that are difficult to substantiate/quantify, such as those caused by violent winds, although the graph ''does'' convey the impression of an omniscient and absolute certainty beyond the more broad historical basis it outlines.&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;The title text talks of record-holders who survived, and the possible circumstances. These circumstances might include anyone who had to leap a narrow gap above a deep drop, momentarily having an extreme height above the ground directly below them, although these are considered 'edge cases' by Randall. (As of the date of the comic, the record for jumping off a cliff into water --- and surviving, albeit with minor injuries --- appears to be 58.8 meters.&amp;#160; This was officially set in 2015, but there seems to be no particular reason some couldn't have done it earlier if they wanted to.&amp;#160; The Tomb of Hunting and Fishing, c. 520 BCE, has a fresco showing someone diving off a cliff with other people watching.&amp;#160; Unfortunately, they neglected to include a height scale.)Randall ponders what more violent events may have literally propelled someone to a notable height. It is unlikely that he is entirely serious about his two suggestions. A gunpowder explosion would be dangerous enough at the {{w|Hoist with his own petard|start of the process}}, leaving the unfortunate individual probably not in any condition to appreciate and/or survive the remaining trajectory. The possibility of ''any'' survivable event being triggered by close proximity to a {{tvtropes|LavaSurfing|volcanic eruption}} is unlikely, and even less possible to prepare for.&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Unlike the rapidly fluctuating line of the graph, a graph of the human altitude ''record'' would stay level except when incremented by a new attainment being reached, effectively drawing directly across from a given high-point in the trace until a new peak crosses it, then starting again from the top of ''that'' peak. The further stipulation of survivability would be represented by a lower line (only given the level of the tip of a new fluctuation once it is ratified that the individual concerned has survived their return to ground level, unsurvivable events not changing things). A lowest-upper-limit line could also be drawn using the low-tips of all fluctuations, representing the greatest height above the ground for which, from any given time onwards, there is always now at least one person higher. Currently, this would be at the lowest level of the orbit by the ISS but, if the ISS is abandoned prior to any further habitat in space (or beyond), this may need to be retroactively lowered to jet-plane altitudes (assuming they stay the dominant factor that they are, in the absence of space-inhabitation).&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;A &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;''&lt;/del&gt;different&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;'' line to plot, which may also be the interpretable intent of the title text, &lt;/del&gt;could &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;be &lt;/del&gt;the highest &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;height &lt;/del&gt;visited by &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;a &lt;/del&gt;''still living &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;human''. Though no currently surviving human can have ever held a record &amp;quot;before balloons&amp;quot;, in the time prior to balloons there will have been individuals alive who had survived heights (and perhaps also their resulting falls) who would have been still living for at least some of the time that they technically held the record. This trace would follow (most of?) the graphed upward fluctuations to their tips, then stay at least this high for only as long as the individual remain alive. This could end almost immediately (their death occurring at height, due to exposure, or upon their terminal return to ground-level), or else for the rest of their long and fulfilling future life (or until someone else superseded them). But upon their demise, whenever that might be, any record that they might still have held would revert back down to whatever attainment ''another&lt;/del&gt;'' &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;still-living &lt;/del&gt;human &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;had established (which need not have previously featured on any graph&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;while those with greater marked achievements were still alive). Some of this graph would have a very &lt;/del&gt;similar &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;look &lt;/del&gt;to [[893: 65 Years]]&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, &lt;/del&gt;but &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;in &lt;/del&gt;different &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;ways and for different reasons; it &lt;/del&gt;would &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;attain '&lt;/del&gt;Moon height&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;' &lt;/del&gt;from the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;very &lt;/del&gt;first &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;orbit of &lt;/del&gt;Apollo 8 until the last &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;death of an &lt;/del&gt;Apollo astronaut (&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;from &lt;/del&gt;missions 8 &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;and 10 to &lt;/del&gt;17), &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;assuming no &lt;/del&gt;{{w|Human mission to Mars|greater records}} &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;are set before that point, then be reliant upon any living Artemis crews (&lt;/del&gt;or &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;those &lt;/del&gt;from &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;any &lt;/del&gt;{{w|Chinese space program#Near future development|&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;equivalent&lt;/del&gt;}}&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;) to sustain the &amp;quot;living record&amp;quot;&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Transcript==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Transcript==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>172.70.214.157</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363118&amp;oldid=prev</id>
		<title>N0lqu: Andes advantage</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363118&amp;oldid=prev"/>
				<updated>2025-01-21T22:23:20Z</updated>
		
		<summary type="html">&lt;p&gt;Andes advantage&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr style=&quot;vertical-align: top;&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 22:23, 21 January 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l11&quot; &gt;Line 11:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 11:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Explanation==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Explanation==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{incomplete|Created by a BOT HILARIOUSLY STUCK IN A TREBUCHET- Please change this comment when editing this page. Do NOT delete this tag too soon.}}&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{incomplete|Created by a BOT HILARIOUSLY STUCK IN A TREBUCHET- Please change this comment when editing this page. Do NOT delete this tag too soon.}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The comic purports to show the altitudes of the highest humans over time, starting from a little after 1700. The conceit is that it indicates the ''single'' most altitudinous individual at any given time, so does not follow any particular person but would switch focus to whichever representative of humanity becomes &amp;quot;the highest up&amp;quot; (whether by rising above the previous leader, or by remaining high as the other loses their own elevation). There will necessarily be a degree of artistic interpretation and presumed trajectory of this particular marker, although the general trend of the line appears to be inspired by (some) actual factual realities. It uses a [[Log Scale | logarithmic vertical scale]] in order to indicate the finer details of 'low level' altitudes, yet fit the highest achievements onto the page. The measurements appear to be height above the Earth's surface, rather than, say, height above sea level, so a resident of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} (for example) does not normally gain any particular advantage.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The comic purports to show the altitudes of the highest humans over time, starting from a little after 1700. The conceit is that it indicates the ''single'' most altitudinous individual at any given time, so does not follow any particular person but would switch focus to whichever representative of humanity becomes &amp;quot;the highest up&amp;quot; (whether by rising above the previous leader, or by remaining high as the other loses their own elevation). There will necessarily be a degree of artistic interpretation and presumed trajectory of this particular marker, although the general trend of the line appears to be inspired by (some) actual factual realities. It uses a [[Log Scale | logarithmic vertical scale]] in order to indicate the finer details of 'low level' altitudes, yet fit the highest achievements onto the page. The measurements appear to be height above the Earth's surface, rather than, say, height above sea level, so a resident of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} (for example) does not normally gain any particular advantage &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;unless they were to accidentally fall over a cliff and find the ground suddenly very far below them&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Prior to 1783, the {{w|Montgolfier brothers#Piloted flight, autumn_1783|first confirmed ascent}} of a human in a balloon, the line's high-points are indicated to be due to &amp;quot;various falls&amp;quot;, i.e. a person who ''was'' on the top of a particularly high building/cliff/tree suddenly finding themselves (for an instant or two, at least) the person 'lucky' enough to be considered the furthest above the Earth (it is at times like this that living at a higher absolute altitude ''might'' grant an 'advantage' to the individual who suddenly discovers their previously high standing-spot to no longer be as reliable as they thought, or intentionally jumps off it). It also suggests that &amp;quot;catapult accidents&amp;quot;, such as accidentally, or maybe [https://www.theguardian.com/uk/2005/nov/01/highereducation.students not so accidentally] being caught in a sling on a {{w|trebuchet}} when it is fired (indicated as &amp;quot;hilarious&amp;quot;) may also contribute to the (momentary) gain in altitude. The limit to this period's ability to exist at altitude appears to be around 100 metres, which is perhaps mostly what a particular precipitous (and precarious) cliff-top might contribute to the situation. Only the eventual punchline of the title-text even hints at whether any of these feats might have been survivable, perhaps the minimum requirement is merely that the individual be alive (to still be considered a person) at the point they are at their claimed height — if the resulting return to ground level is fatal, usually this will happen upon meeting the surface, by which point they are already no higher than all other humans.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Prior to 1783, the {{w|Montgolfier brothers#Piloted flight, autumn_1783|first confirmed ascent}} of a human in a balloon, the line's high-points are indicated to be due to &amp;quot;various falls&amp;quot;, i.e. a person who ''was'' on the top of a particularly high building/cliff/tree suddenly finding themselves (for an instant or two, at least) the person 'lucky' enough to be considered the furthest above the Earth (it is at times like this that living at a higher absolute altitude ''might'' grant an 'advantage' to the individual who suddenly discovers their previously high standing-spot to no longer be as reliable as they thought, or intentionally jumps off it). It also suggests that &amp;quot;catapult accidents&amp;quot;, such as accidentally, or maybe [https://www.theguardian.com/uk/2005/nov/01/highereducation.students not so accidentally] being caught in a sling on a {{w|trebuchet}} when it is fired (indicated as &amp;quot;hilarious&amp;quot;) may also contribute to the (momentary) gain in altitude. The limit to this period's ability to exist at altitude appears to be around 100 metres, which is perhaps mostly what a particular precipitous (and precarious) cliff-top might contribute to the situation. Only the eventual punchline of the title-text even hints at whether any of these feats might have been survivable, perhaps the minimum requirement is merely that the individual be alive (to still be considered a person) at the point they are at their claimed height — if the resulting return to ground level is fatal, usually this will happen upon meeting the surface, by which point they are already no higher than all other humans.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>N0lqu</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363089&amp;oldid=prev</id>
		<title>172.69.43.242: Jumping over the gap was the edge case, not the falling from great height</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363089&amp;oldid=prev"/>
				<updated>2025-01-21T16:26:40Z</updated>
		
		<summary type="html">&lt;p&gt;Jumping over the gap was the edge case, not the falling from great height&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
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				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr style=&quot;vertical-align: top;&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 16:26, 21 January 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l30&quot; &gt;Line 30:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 30:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Also, workers and bell-ringers in medieval cathedrals, or attendants at the Lighthouse of Alexandria, would have been substantially above the &amp;quot;tens of meters&amp;quot; level. Moreover, the Eiffel tower has been open to visitors since its opening in 1899, which would have ensured some people to be at at least 276m, during the opening hours. This indicates that people standing on buildings and tall structures do not count for the purpose of the graph, and combined with the fact that tornadoes can lift people high in the air and touch them down alive (though the latter stipulation ''may'' not even be required). It may be that Randall excluded cases in which the person was standing on a permanent structure, considering that as an equivalent to varying terrain. Perhaps he also refuses to count cases that are difficult to substantiate/quantify, such as those caused by violent winds, although the graph ''does'' convey the impression of an omniscient and absolute certainty beyond the more broad historical basis it outlines.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Also, workers and bell-ringers in medieval cathedrals, or attendants at the Lighthouse of Alexandria, would have been substantially above the &amp;quot;tens of meters&amp;quot; level. Moreover, the Eiffel tower has been open to visitors since its opening in 1899, which would have ensured some people to be at at least 276m, during the opening hours. This indicates that people standing on buildings and tall structures do not count for the purpose of the graph, and combined with the fact that tornadoes can lift people high in the air and touch them down alive (though the latter stipulation ''may'' not even be required). It may be that Randall excluded cases in which the person was standing on a permanent structure, considering that as an equivalent to varying terrain. Perhaps he also refuses to count cases that are difficult to substantiate/quantify, such as those caused by violent winds, although the graph ''does'' convey the impression of an omniscient and absolute certainty beyond the more broad historical basis it outlines.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The title text talks of record-holders who survived, and the possible circumstances. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Amongst these &lt;/del&gt;circumstances &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;would &lt;/del&gt;include anyone who had to leap a narrow gap above a deep drop, momentarily having an extreme height above the ground directly below them, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;without the absolute certainty of fatality (though still open to risks) of stepping off a similarly high cliff-top&lt;/del&gt;. (As of the date of the comic, the record for jumping off a cliff into water --- and surviving, albeit with minor injuries --- appears to be 58.8 meters.&amp;#160; This was officially set in 2015, but there seems to be no particular reason some couldn't have done it earlier if they wanted to.&amp;#160; The Tomb of Hunting and Fishing, c. 520 BCE, has a fresco showing someone diving off a cliff with other people watching.&amp;#160; Unfortunately, they neglected to include a height scale.) &lt;del class=&quot;diffchange diffchange-inline&quot;&gt; &lt;/del&gt;Randall &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;considers these as 'edge cases', and &lt;/del&gt;ponders what more violent events may have literally propelled someone to a notable height. It is unlikely that he is entirely serious about his two suggestions. A gunpowder explosion would be dangerous enough at the {{w|Hoist with his own petard|start of the process}}, leaving the unfortunate individual probably not in any condition to appreciate the remaining trajectory. The possibility of ''any'' survivable event being triggered by close proximity to a {{tvtropes|LavaSurfing|volcanic eruption}} is unlikely, and even less possible to prepare for.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The title text talks of record-holders who survived, and the possible circumstances. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;These &lt;/ins&gt;circumstances &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;might &lt;/ins&gt;include anyone who had to leap a narrow gap above a deep drop, momentarily having an extreme height above the ground directly below them, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;although these are considered 'edge cases' by Randall&lt;/ins&gt;. (As of the date of the comic, the record for jumping off a cliff into water --- and surviving, albeit with minor injuries --- appears to be 58.8 meters.&amp;#160; This was officially set in 2015, but there seems to be no particular reason some couldn't have done it earlier if they wanted to.&amp;#160; The Tomb of Hunting and Fishing, c. 520 BCE, has a fresco showing someone diving off a cliff with other people watching.&amp;#160; Unfortunately, they neglected to include a height scale.)Randall ponders what more violent events may have literally propelled someone to a notable height. It is unlikely that he is entirely serious about his two suggestions. A gunpowder explosion would be dangerous enough at the {{w|Hoist with his own petard|start of the process}}, leaving the unfortunate individual probably not in any condition to appreciate &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;and/or survive &lt;/ins&gt;the remaining trajectory. The possibility of ''any'' survivable event being triggered by close proximity to a {{tvtropes|LavaSurfing|volcanic eruption}} is unlikely, and even less possible to prepare for.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Unlike the rapidly fluctuating line of the graph, a graph of the human altitude ''record'' would stay level except when incremented by a new attainment being reached, effectively drawing directly across from a given high-point in the trace until a new peak crosses it, then starting again from the top of ''that'' peak. The further stipulation of survivability would be represented by a lower line (only given the level of the tip of a new fluctuation once it is ratified that the individual concerned has survived their return to ground level, unsurvivable events not changing things). A lowest-upper-limit line could also be drawn using the low-tips of all fluctuations, representing the greatest height above the ground for which, from any given time onwards, there is always now at least one person higher. Currently, this would be at the lowest level of the orbit by the ISS but, if the ISS is abandoned prior to any further habitat in space (or beyond), this may need to be retroactively lowered to jet-plane altitudes (assuming they stay the dominant factor that they are, in the absence of space-inhabitation).&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Unlike the rapidly fluctuating line of the graph, a graph of the human altitude ''record'' would stay level except when incremented by a new attainment being reached, effectively drawing directly across from a given high-point in the trace until a new peak crosses it, then starting again from the top of ''that'' peak. The further stipulation of survivability would be represented by a lower line (only given the level of the tip of a new fluctuation once it is ratified that the individual concerned has survived their return to ground level, unsurvivable events not changing things). A lowest-upper-limit line could also be drawn using the low-tips of all fluctuations, representing the greatest height above the ground for which, from any given time onwards, there is always now at least one person higher. Currently, this would be at the lowest level of the orbit by the ISS but, if the ISS is abandoned prior to any further habitat in space (or beyond), this may need to be retroactively lowered to jet-plane altitudes (assuming they stay the dominant factor that they are, in the absence of space-inhabitation).&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>172.69.43.242</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363070&amp;oldid=prev</id>
		<title>172.70.85.32: /* Explanation */</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363070&amp;oldid=prev"/>
				<updated>2025-01-21T09:53:44Z</updated>
		
		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Explanation&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr style=&quot;vertical-align: top;&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 09:53, 21 January 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l13&quot; &gt;Line 13:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 13:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The comic purports to show the altitudes of the highest humans over time, starting from a little after 1700. The conceit is that it indicates the ''single'' most altitudinous individual at any given time, so does not follow any particular person but would switch focus to whichever representative of humanity becomes &amp;quot;the highest up&amp;quot; (whether by rising above the previous leader, or by remaining high as the other loses their own elevation). There will necessarily be a degree of artistic interpretation and presumed trajectory of this particular marker, although the general trend of the line appears to be inspired by (some) actual factual realities. It uses a [[Log Scale | logarithmic vertical scale]] in order to indicate the finer details of 'low level' altitudes, yet fit the highest achievements onto the page. The measurements appear to be height above the Earth's surface, rather than, say, height above sea level, so a resident of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} (for example) does not normally gain any particular advantage.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The comic purports to show the altitudes of the highest humans over time, starting from a little after 1700. The conceit is that it indicates the ''single'' most altitudinous individual at any given time, so does not follow any particular person but would switch focus to whichever representative of humanity becomes &amp;quot;the highest up&amp;quot; (whether by rising above the previous leader, or by remaining high as the other loses their own elevation). There will necessarily be a degree of artistic interpretation and presumed trajectory of this particular marker, although the general trend of the line appears to be inspired by (some) actual factual realities. It uses a [[Log Scale | logarithmic vertical scale]] in order to indicate the finer details of 'low level' altitudes, yet fit the highest achievements onto the page. The measurements appear to be height above the Earth's surface, rather than, say, height above sea level, so a resident of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} (for example) does not normally gain any particular advantage.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Prior to 1783, the {{w|Montgolfier brothers#Piloted flight, autumn_1783|first confirmed ascent}} of a human in a balloon, the line's high-points are indicated to be due to &amp;quot;various falls&amp;quot;, i.e. a person who ''was'' on the top of a particularly high building/cliff/tree suddenly finding themselves (for an instant or two, at least) the person 'lucky' enough to be considered the furthest above the Earth (it is at times like this that living at a higher absolute altitude ''might'' grant an 'advantage' to the individual who suddenly discovers their previously high standing-spot to no longer be as reliable as they thought). It also suggests that &amp;quot;catapult accidents&amp;quot;, such as accidentally, or maybe [https://www.theguardian.com/uk/2005/nov/01/highereducation.students not so accidentally] being caught in a sling on a {{w|trebuchet}} when it is fired (indicated as &amp;quot;hilarious&amp;quot;) may also contribute to the (momentary) gain in altitude. The limit to this period's ability to exist at altitude appears to be around 100 metres, which is perhaps mostly what a particular precipitous (and precarious) cliff-top might contribute to the situation. Only the eventual punchline of the title-text even hints at whether any of these feats might have been survivable, perhaps the minimum requirement is merely that the individual be alive (to still be considered a person) at the point they are at their claimed height — if the resulting return to ground level is fatal, usually this will happen upon meeting the surface, by which point they are already no higher than all other humans.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Prior to 1783, the {{w|Montgolfier brothers#Piloted flight, autumn_1783|first confirmed ascent}} of a human in a balloon, the line's high-points are indicated to be due to &amp;quot;various falls&amp;quot;, i.e. a person who ''was'' on the top of a particularly high building/cliff/tree suddenly finding themselves (for an instant or two, at least) the person 'lucky' enough to be considered the furthest above the Earth (it is at times like this that living at a higher absolute altitude ''might'' grant an 'advantage' to the individual who suddenly discovers their previously high standing-spot to no longer be as reliable as they thought&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;, or intentionally jumps off it&lt;/ins&gt;). It also suggests that &amp;quot;catapult accidents&amp;quot;, such as accidentally, or maybe [https://www.theguardian.com/uk/2005/nov/01/highereducation.students not so accidentally] being caught in a sling on a {{w|trebuchet}} when it is fired (indicated as &amp;quot;hilarious&amp;quot;) may also contribute to the (momentary) gain in altitude. The limit to this period's ability to exist at altitude appears to be around 100 metres, which is perhaps mostly what a particular precipitous (and precarious) cliff-top might contribute to the situation. Only the eventual punchline of the title-text even hints at whether any of these feats might have been survivable, perhaps the minimum requirement is merely that the individual be alive (to still be considered a person) at the point they are at their claimed height — if the resulting return to ground level is fatal, usually this will happen upon meeting the surface, by which point they are already no higher than all other humans.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Once {{w|balloon}} flights start, heights of up to 10km are attained. And though there were some {{w|List of ballooning accidents|dangers}} from this, as early aeronauts discovered, it might at least now be presumed that some of these peaks were attained by individuals who had previously marked a prior instantaneous altitude on the graph.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Once {{w|balloon}} flights start, heights of up to 10km are attained. And though there were some {{w|List of ballooning accidents|dangers}} from this, as early aeronauts discovered, it might at least now be presumed that some of these peaks were attained by individuals who had previously marked a prior instantaneous altitude on the graph.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>172.70.85.32</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363069&amp;oldid=prev</id>
		<title>172.70.91.245: /* Explanation */</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363069&amp;oldid=prev"/>
				<updated>2025-01-21T09:52:47Z</updated>
		
		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Explanation&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr style=&quot;vertical-align: top;&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 09:52, 21 January 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l11&quot; &gt;Line 11:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 11:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Explanation==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Explanation==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{incomplete|Created by a BOT HILARIOUSLY STUCK IN A TREBUCHET- Please change this comment when editing this page. Do NOT delete this tag too soon.}}&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{incomplete|Created by a BOT HILARIOUSLY STUCK IN A TREBUCHET- Please change this comment when editing this page. Do NOT delete this tag too soon.}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The comic purports to show the altitudes of the highest humans over time, starting from a little after 1700. The conceit is that it indicates the ''single'' most altitudinous individual at any given time, so does not follow any particular person but would switch focus to whichever representative of humanity becomes &amp;quot;the highest up&amp;quot; (whether by rising above the previous leader, or by remaining high as the other loses their own elevation). There will necessarily be a degree of artistic interpretation and presumed trajectory of this particular marker, although the general trend of the line appears to be inspired by (some) actual factual realities. It uses a [[Log Scale | logarithmic vertical scale]] in order to indicate the finer details of 'low level' altitudes, yet fit the highest achievements onto the page. The measurements appear to be height above the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;earth&lt;/del&gt;'s surface, rather than, say, height above sea level, so a resident of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} (for example) does not normally gain any particular advantage.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The comic purports to show the altitudes of the highest humans over time, starting from a little after 1700. The conceit is that it indicates the ''single'' most altitudinous individual at any given time, so does not follow any particular person but would switch focus to whichever representative of humanity becomes &amp;quot;the highest up&amp;quot; (whether by rising above the previous leader, or by remaining high as the other loses their own elevation). There will necessarily be a degree of artistic interpretation and presumed trajectory of this particular marker, although the general trend of the line appears to be inspired by (some) actual factual realities. It uses a [[Log Scale | logarithmic vertical scale]] in order to indicate the finer details of 'low level' altitudes, yet fit the highest achievements onto the page. The measurements appear to be height above the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Earth&lt;/ins&gt;'s surface, rather than, say, height above sea level, so a resident of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} (for example) does not normally gain any particular advantage.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Prior to 1783, the {{w|Montgolfier brothers#Piloted flight, autumn_1783|first confirmed ascent}} of a human in a balloon, the line's high-points are indicated to be due to &amp;quot;various falls&amp;quot;, i.e. a person who ''was'' on the top of a particularly high building/cliff/tree suddenly finding themselves (for an instant or two, at least) the person 'lucky' enough to be considered the furthest above the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;ground &lt;/del&gt;(it is at times like this that living at a higher absolute altitude ''might'' grant an 'advantage' to the individual who suddenly discovers their previously high standing-spot to no longer be as reliable as they thought). It also suggests that &amp;quot;catapult accidents&amp;quot;, such as accidentally, or maybe [https://www.theguardian.com/uk/2005/nov/01/highereducation.students not so accidentally] being caught in a sling on a {{w|trebuchet}} when it is fired (indicated as &amp;quot;hilarious&amp;quot;) may also contribute to the (momentary) gain in altitude. The limit to this period's ability to exist at altitude appears to be around 100 metres, which is perhaps mostly what a particular precipitous (and precarious) cliff-top might contribute to the situation. Only the eventual punchline of the title-text even hints at whether any of these feats might have been survivable, perhaps the minimum requirement is merely that the individual be alive (to still be considered a person) at the point they are at their claimed height — if the resulting return to ground level is fatal, usually this will happen upon meeting the surface, by which point they are already no higher than all other humans.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Prior to 1783, the {{w|Montgolfier brothers#Piloted flight, autumn_1783|first confirmed ascent}} of a human in a balloon, the line's high-points are indicated to be due to &amp;quot;various falls&amp;quot;, i.e. a person who ''was'' on the top of a particularly high building/cliff/tree suddenly finding themselves (for an instant or two, at least) the person 'lucky' enough to be considered the furthest above the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Earth &lt;/ins&gt;(it is at times like this that living at a higher absolute altitude ''might'' grant an 'advantage' to the individual who suddenly discovers their previously high standing-spot to no longer be as reliable as they thought). It also suggests that &amp;quot;catapult accidents&amp;quot;, such as accidentally, or maybe [https://www.theguardian.com/uk/2005/nov/01/highereducation.students not so accidentally] being caught in a sling on a {{w|trebuchet}} when it is fired (indicated as &amp;quot;hilarious&amp;quot;) may also contribute to the (momentary) gain in altitude. The limit to this period's ability to exist at altitude appears to be around 100 metres, which is perhaps mostly what a particular precipitous (and precarious) cliff-top might contribute to the situation. Only the eventual punchline of the title-text even hints at whether any of these feats might have been survivable, perhaps the minimum requirement is merely that the individual be alive (to still be considered a person) at the point they are at their claimed height — if the resulting return to ground level is fatal, usually this will happen upon meeting the surface, by which point they are already no higher than all other humans.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Once {{w|balloon}} flights start, heights of up to 10km are attained. And though there were some {{w|List of ballooning accidents|dangers}} from this, as early aeronauts discovered, it might at least now be presumed that some of these peaks were attained by individuals who had previously marked a prior instantaneous altitude on the graph.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Once {{w|balloon}} flights start, heights of up to 10km are attained. And though there were some {{w|List of ballooning accidents|dangers}} from this, as early aeronauts discovered, it might at least now be presumed that some of these peaks were attained by individuals who had previously marked a prior instantaneous altitude on the graph.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>172.70.91.245</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363068&amp;oldid=prev</id>
		<title>172.68.186.51: /* Explanation */</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363068&amp;oldid=prev"/>
				<updated>2025-01-21T09:51:31Z</updated>
		
		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Explanation&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr style=&quot;vertical-align: top;&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 09:51, 21 January 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l11&quot; &gt;Line 11:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 11:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Explanation==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Explanation==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{incomplete|Created by a BOT HILARIOUSLY STUCK IN A TREBUCHET- Please change this comment when editing this page. Do NOT delete this tag too soon.}}&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{incomplete|Created by a BOT HILARIOUSLY STUCK IN A TREBUCHET- Please change this comment when editing this page. Do NOT delete this tag too soon.}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The comic purports to show the altitudes of the highest humans over time, starting from a little after 1700. The conceit is that it indicates the ''single'' most altitudinous individual at any given time, so does not follow any particular person but would switch focus to whichever representative of humanity becomes &amp;quot;the highest up&amp;quot; (whether by rising above the previous leader, or by remaining high as the other loses their own elevation). There will necessarily be a degree of artistic interpretation and presumed trajectory of this particular marker, although the general trend of the line appears to be inspired by (some) actual factual realities. It uses a [[Log Scale | logarithmic vertical scale]] in order to indicate the finer details of 'low level' altitudes, yet fit the highest achievements onto the page. The measurements &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;do not count altitude ''due'' &lt;/del&gt;to the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;ground beneath them&lt;/del&gt;, so a resident of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} (for example) does not normally gain any particular advantage.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The comic purports to show the altitudes of the highest humans over time, starting from a little after 1700. The conceit is that it indicates the ''single'' most altitudinous individual at any given time, so does not follow any particular person but would switch focus to whichever representative of humanity becomes &amp;quot;the highest up&amp;quot; (whether by rising above the previous leader, or by remaining high as the other loses their own elevation). There will necessarily be a degree of artistic interpretation and presumed trajectory of this particular marker, although the general trend of the line appears to be inspired by (some) actual factual realities. It uses a [[Log Scale | logarithmic vertical scale]] in order to indicate the finer details of 'low level' altitudes, yet fit the highest achievements onto the page. The measurements &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;appear &lt;/ins&gt;to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;be height above &lt;/ins&gt;the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;earth's surface, rather than, say, height above sea level&lt;/ins&gt;, so a resident of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} (for example) does not normally gain any particular advantage.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Prior to 1783, the {{w|Montgolfier brothers#Piloted flight, autumn_1783|first confirmed ascent}} of a human in a balloon, the line's high-points are indicated to be due to &amp;quot;various falls&amp;quot;, i.e. a person who ''was'' on the top of a particularly high building/cliff/tree suddenly finding themselves (for an instant or two, at least) the person 'lucky' enough to be considered the furthest above the ground (it is at times like this that living at a higher absolute altitude ''might'' grant an 'advantage' to the individual who suddenly discovers their previously high standing-spot to no longer be as reliable as they thought). It also suggests that &amp;quot;catapult accidents&amp;quot;, such as accidentally, or maybe [https://www.theguardian.com/uk/2005/nov/01/highereducation.students not so accidentally] being caught in a sling on a {{w|trebuchet}} when it is fired (indicated as &amp;quot;hilarious&amp;quot;) may also contribute to the (momentary) gain in altitude. The limit to this period's ability to exist at altitude appears to be around 100 metres, which is perhaps mostly what a particular precipitous (and precarious) cliff-top might contribute to the situation. Only the eventual punchline of the title-text even hints at whether any of these feats might have been survivable, perhaps the minimum requirement is merely that the individual be alive (to still be considered a person) at the point they are at their claimed height — if the resulting return to ground level is fatal, usually this will happen upon meeting the surface, by which point they are already no higher than all other humans.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Prior to 1783, the {{w|Montgolfier brothers#Piloted flight, autumn_1783|first confirmed ascent}} of a human in a balloon, the line's high-points are indicated to be due to &amp;quot;various falls&amp;quot;, i.e. a person who ''was'' on the top of a particularly high building/cliff/tree suddenly finding themselves (for an instant or two, at least) the person 'lucky' enough to be considered the furthest above the ground (it is at times like this that living at a higher absolute altitude ''might'' grant an 'advantage' to the individual who suddenly discovers their previously high standing-spot to no longer be as reliable as they thought). It also suggests that &amp;quot;catapult accidents&amp;quot;, such as accidentally, or maybe [https://www.theguardian.com/uk/2005/nov/01/highereducation.students not so accidentally] being caught in a sling on a {{w|trebuchet}} when it is fired (indicated as &amp;quot;hilarious&amp;quot;) may also contribute to the (momentary) gain in altitude. The limit to this period's ability to exist at altitude appears to be around 100 metres, which is perhaps mostly what a particular precipitous (and precarious) cliff-top might contribute to the situation. Only the eventual punchline of the title-text even hints at whether any of these feats might have been survivable, perhaps the minimum requirement is merely that the individual be alive (to still be considered a person) at the point they are at their claimed height — if the resulting return to ground level is fatal, usually this will happen upon meeting the surface, by which point they are already no higher than all other humans.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>172.68.186.51</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363067&amp;oldid=prev</id>
		<title>172.70.85.49: /* Explanation */</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363067&amp;oldid=prev"/>
				<updated>2025-01-21T09:49:50Z</updated>
		
		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Explanation&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr style=&quot;vertical-align: top;&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 09:49, 21 January 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l11&quot; &gt;Line 11:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 11:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Explanation==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Explanation==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{incomplete|Created by a BOT HILARIOUSLY STUCK IN A TREBUCHET- Please change this comment when editing this page. Do NOT delete this tag too soon.}}&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{incomplete|Created by a BOT HILARIOUSLY STUCK IN A TREBUCHET- Please change this comment when editing this page. Do NOT delete this tag too soon.}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The comic purports to show the altitudes of humans over time, starting from a little after 1700. The conceit is that it indicates the ''single'' most altitudinous individual at any given time, so does not follow any particular person but would switch focus to whichever representative of humanity becomes &amp;quot;the highest up&amp;quot; (whether by rising above the previous leader, or by remaining high as the other loses their own elevation). There will necessarily be a degree of artistic interpretation and presumed trajectory of this particular marker, although the general trend of the line appears to be inspired by (some) actual factual realities. It uses a [[Log Scale | logarithmic vertical scale]] in order to indicate the finer details of 'low level' altitudes, yet fit the highest achievements onto the page. The measurements do not count altitude ''due'' to the ground beneath them, so a resident of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} (for example) does not normally gain any particular advantage.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The comic purports to show the altitudes of &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;the highest &lt;/ins&gt;humans over time, starting from a little after 1700. The conceit is that it indicates the ''single'' most altitudinous individual at any given time, so does not follow any particular person but would switch focus to whichever representative of humanity becomes &amp;quot;the highest up&amp;quot; (whether by rising above the previous leader, or by remaining high as the other loses their own elevation). There will necessarily be a degree of artistic interpretation and presumed trajectory of this particular marker, although the general trend of the line appears to be inspired by (some) actual factual realities. It uses a [[Log Scale | logarithmic vertical scale]] in order to indicate the finer details of 'low level' altitudes, yet fit the highest achievements onto the page. The measurements do not count altitude ''due'' to the ground beneath them, so a resident of {{w|Tibet}} or the {{w|Andes|high Peruvian Andes}} (for example) does not normally gain any particular advantage.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Prior to 1783, the {{w|Montgolfier brothers#Piloted flight, autumn_1783|first confirmed ascent}} of a human in a balloon, the line's high-points are indicated to be due to &amp;quot;various falls&amp;quot;, i.e. a person who ''was'' on the top of a particularly high building/cliff/tree suddenly finding themselves (for an instant or two, at least) the person 'lucky' enough to be considered the furthest above the ground (it is at times like this that living at a higher absolute altitude ''might'' grant an 'advantage' to the individual who suddenly discovers their previously high standing-spot to no longer be as reliable as they thought). It also suggests that &amp;quot;catapult accidents&amp;quot;, such as accidentally, or maybe [https://www.theguardian.com/uk/2005/nov/01/highereducation.students not so accidentally] being caught in a sling on a {{w|trebuchet}} when it is fired (indicated as &amp;quot;hilarious&amp;quot;) may also contribute to the (momentary) gain in altitude. The limit to this period's ability to exist at altitude appears to be around 100 metres, which is perhaps mostly what a particular precipitous (and precarious) cliff-top might contribute to the situation. Only the eventual punchline of the title-text even hints at whether any of these feats might have been survivable, perhaps the minimum requirement is merely that the individual be alive (to still be considered a person) at the point they are at their claimed height — if the resulting return to ground level is fatal, usually this will happen upon meeting the surface, by which point they are already no higher than all other humans.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Prior to 1783, the {{w|Montgolfier brothers#Piloted flight, autumn_1783|first confirmed ascent}} of a human in a balloon, the line's high-points are indicated to be due to &amp;quot;various falls&amp;quot;, i.e. a person who ''was'' on the top of a particularly high building/cliff/tree suddenly finding themselves (for an instant or two, at least) the person 'lucky' enough to be considered the furthest above the ground (it is at times like this that living at a higher absolute altitude ''might'' grant an 'advantage' to the individual who suddenly discovers their previously high standing-spot to no longer be as reliable as they thought). It also suggests that &amp;quot;catapult accidents&amp;quot;, such as accidentally, or maybe [https://www.theguardian.com/uk/2005/nov/01/highereducation.students not so accidentally] being caught in a sling on a {{w|trebuchet}} when it is fired (indicated as &amp;quot;hilarious&amp;quot;) may also contribute to the (momentary) gain in altitude. The limit to this period's ability to exist at altitude appears to be around 100 metres, which is perhaps mostly what a particular precipitous (and precarious) cliff-top might contribute to the situation. Only the eventual punchline of the title-text even hints at whether any of these feats might have been survivable, perhaps the minimum requirement is merely that the individual be alive (to still be considered a person) at the point they are at their claimed height — if the resulting return to ground level is fatal, usually this will happen upon meeting the surface, by which point they are already no higher than all other humans.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>172.70.85.49</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363000&amp;oldid=prev</id>
		<title>172.71.182.48: formatting</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=363000&amp;oldid=prev"/>
				<updated>2025-01-20T22:32:52Z</updated>
		
		<summary type="html">&lt;p&gt;formatting&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr style=&quot;vertical-align: top;&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 22:32, 20 January 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l25&quot; &gt;Line 25:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 25:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The {{w|Apollo Program}} is then indicated by both label and a notable spike as (between {{w|Apollo 8}} in December 1968 and {{w|Apollo 17}} in December 1972), men from Earth were sent around the Moon and attained altitudes 'above the Earth' of approximately 400,000km in the process. Note that the disclaimer &amp;quot;(very approximate)&amp;quot; in the chart's title also applies here, as the graph shows fewer spikes than actual Moon orbitings or landings performed.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The {{w|Apollo Program}} is then indicated by both label and a notable spike as (between {{w|Apollo 8}} in December 1968 and {{w|Apollo 17}} in December 1972), men from Earth were sent around the Moon and attained altitudes 'above the Earth' of approximately 400,000km in the process. Note that the disclaimer &amp;quot;(very approximate)&amp;quot; in the chart's title also applies here, as the graph shows fewer spikes than actual Moon orbitings or landings performed.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Since the end of the original Moon landings, the upper spikes settled down quite significantly back to 'only' generally low orbital distances, but the very latest era, marked &amp;quot;Space Station&amp;quot;, seems to coincide with the current continuous inhabitation of space, which officially started in November 2000. Since that date, there has ''always'' been someone at approximately 400km altitude (give or take &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;changes in the orbit&amp;lt;ref&amp;gt;&lt;/del&gt;https://www.heavens-above.com/OrbitHeightPlot.aspx?Width=1600&amp;amp;Height=1000&amp;amp;satid=25544&amp;amp;startMJD=51111&amp;amp;endMJD=61000&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;/ref&amp;gt;;&lt;/del&gt;, and of the terrain below), with occasionally some yet higher person(s) on certain missions (e.g. servicing the {{w|Hubble Space Telescope}}, May 2009 at 515km). The graph does not ''seem'' to show the blip created by {{w|Polaris Dawn}}'s 1,400 km 'new record' of September 2024, but this may be ''just'' off the right-hand edge of the graph.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Since the end of the original Moon landings, the upper spikes settled down quite significantly back to 'only' generally low orbital distances, but the very latest era, marked &amp;quot;Space Station&amp;quot;, seems to coincide with the current continuous inhabitation of space, which officially started in November 2000. Since that date, there has ''always'' been someone at approximately 400km altitude (give or take &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[&lt;/ins&gt;https://www.heavens-above.com/OrbitHeightPlot.aspx?Width=1600&amp;amp;Height=1000&amp;amp;satid=25544&amp;amp;startMJD=51111&amp;amp;endMJD=61000 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;changes in the orbit]&lt;/ins&gt;, and of the terrain below), with occasionally some yet higher person(s) on certain missions (e.g. servicing the {{w|Hubble Space Telescope}}, May 2009 at 515km). The graph does not ''seem'' to show the blip created by {{w|Polaris Dawn}}'s 1,400 km 'new record' of September 2024, but this may be ''just'' off the right-hand edge of the graph.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Though the historical validity is sometimes argued, it is interesting to note that (as early as the 6th century CE), experiments with man-flying kites may have produced (semi-)brief spikes in the altitude record for the time. &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Though the historical validity is sometimes argued, it is interesting to note that (as early as the 6th century CE), experiments with man-flying kites may have produced (semi-)brief spikes in the altitude record for the time. &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>172.71.182.48</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=362999&amp;oldid=prev</id>
		<title>172.71.94.138: /* Explanation */ add reference</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=3039:_Human_Altitude&amp;diff=362999&amp;oldid=prev"/>
				<updated>2025-01-20T22:29:17Z</updated>
		
		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Explanation: &lt;/span&gt; add reference&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr style=&quot;vertical-align: top;&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 22:29, 20 January 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l25&quot; &gt;Line 25:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 25:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The {{w|Apollo Program}} is then indicated by both label and a notable spike as (between {{w|Apollo 8}} in December 1968 and {{w|Apollo 17}} in December 1972), men from Earth were sent around the Moon and attained altitudes 'above the Earth' of approximately 400,000km in the process. Note that the disclaimer &amp;quot;(very approximate)&amp;quot; in the chart's title also applies here, as the graph shows fewer spikes than actual Moon orbitings or landings performed.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The {{w|Apollo Program}} is then indicated by both label and a notable spike as (between {{w|Apollo 8}} in December 1968 and {{w|Apollo 17}} in December 1972), men from Earth were sent around the Moon and attained altitudes 'above the Earth' of approximately 400,000km in the process. Note that the disclaimer &amp;quot;(very approximate)&amp;quot; in the chart's title also applies here, as the graph shows fewer spikes than actual Moon orbitings or landings performed.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Since the end of the original Moon landings, the upper spikes settled down quite significantly back to 'only' generally low orbital distances, but the very latest era, marked &amp;quot;Space Station&amp;quot;, seems to coincide with the current continuous inhabitation of space, which officially started in November 2000. Since that date, there has ''always'' been someone at approximately 400km altitude (give or take changes in the orbit, and of the terrain below), with occasionally some yet higher person(s) on certain missions (e.g. servicing the {{w|Hubble Space Telescope}}, May 2009 at 515km). The graph does not ''seem'' to show the blip created by {{w|Polaris Dawn}}'s 1,400 km 'new record' of September 2024, but this may be ''just'' off the right-hand edge of the graph.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Since the end of the original Moon landings, the upper spikes settled down quite significantly back to 'only' generally low orbital distances, but the very latest era, marked &amp;quot;Space Station&amp;quot;, seems to coincide with the current continuous inhabitation of space, which officially started in November 2000. Since that date, there has ''always'' been someone at approximately 400km altitude (give or take changes in the orbit&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;ref&amp;gt;https://www.heavens-above.com/OrbitHeightPlot.aspx?Width=1600&amp;amp;Height=1000&amp;amp;satid=25544&amp;amp;startMJD=51111&amp;amp;endMJD=61000&amp;lt;/ref&amp;gt;;&lt;/ins&gt;, and of the terrain below), with occasionally some yet higher person(s) on certain missions (e.g. servicing the {{w|Hubble Space Telescope}}, May 2009 at 515km). The graph does not ''seem'' to show the blip created by {{w|Polaris Dawn}}'s 1,400 km 'new record' of September 2024, but this may be ''just'' off the right-hand edge of the graph.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Though the historical validity is sometimes argued, it is interesting to note that (as early as the 6th century CE), experiments with man-flying kites may have produced (semi-)brief spikes in the altitude record for the time. &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Though the historical validity is sometimes argued, it is interesting to note that (as early as the 6th century CE), experiments with man-flying kites may have produced (semi-)brief spikes in the altitude record for the time. &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>172.71.94.138</name></author>	</entry>

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