Challenge Rescue in Antartica (paper, pencil and a calculator)

LGr_Chris_Pilot link is dead.

Here is a new working link.


Excuse me for the necro... But I find this discussion thread absolutely brilliant for beginners interested in Earth suborbital flight.

I would add that there's a typo in dgatsoulis's TOF document.
1772795754433.png

I presume that we shouldn't multiply the ascent distance by 2 in the case of a retrograde trajectory?
To determine whether the equation's form is incorrect in this example, or if it's the calculation on the right-hand side that's wrong.
 

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