Editing 2883: Astronaut Guests
Revision as of 20:13, 20 January 2024 by 172.69.79.165 (talk) (→Explanation: Twice the 'spherical cap' formula of A=2.pi.r²(1-cos(θ)), for unit 'r' and 'θ' being the 90° compliment of the inclinational 'reach'. This is my working out, just in case I messed up by a factor or some (un)necessary inversion.)
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