You are going to struggle to walk at 4mph in Antarctica
Re:Boom supersonic jet readies for rollout
by catalogia on Friday July 10, 2020 @06:57PM
(#23797571)
I think you could for a few moments at least. Of course if this is an endurance race, you're destined to lose ;)
That’s why we need global warming!
Re:Boom supersonic jet readies for rollout
by speedgoose on Friday July 10, 2020 @02:27AM
(#23788757)
~24km.
Eh, within 15 miles or so. 4MPH * 24h = 96 mile circumference circle, 96 miles / 2pi ~= 15 miles.