>>281687167
The webnovel chapter itself also gives the same figures, after I apply google translate.
>>281687109
>Mount Everest
I was rounding, perhaps mistakenly.
>do you think the earth is 50km in width or smth?
No, but 50km would still get you beyond the crust and into the mantle.
If it's a case of them starting high up in the sky, then they'd be getting pressure sickness.