All Questions
6
questions
0
votes
1
answer
49
views
How fast would an object at cruising altitude (around 10,600 m) need to travel to stay on the opposite side of the Earth to the Moon? [closed]
I am trying to figure out how fast an object will have to travel (at a height around 10,600 m) to never be in the presence of the moon. Meaning the object will always be on the opposite side of the ...
- 11
1
vote
1
answer
386
views
How can I obtain the position of the Earth on the orbit for given date?
I would like to be able calculate (or at least download some time-series data of) the position of the Earth on it's orbit at given date. For my purposes, it would be sufficient to account for the ...
- 111
2
votes
1
answer
413
views
The speed of throwing an object horizontally such that it is in orbit around the Earth [closed]
The question is given that for every 3,570 meters you walk , the Earth curves downward by 1 meter.
The time it takes an object to fall from a height h is
t = sqrt(2h/g), where t is in seconds, h is ...
- 37
1
vote
2
answers
746
views
How long will it take before the orbit of the earth is 365 days exactly?
I understand that the number of days per year has changed throughout the history of the Earth. Apparently there were once over 400 days per trip around the sun.
How long will it take approximately ...
- 121
5
votes
1
answer
4k
views
Duration of Satellite orbit in the shadow of the Earth
I want to determine how many minutes a satellite is in a circular orbit around the Earth at about $1000 km$ altitude. I assumed that the Sun-Earth vector lies exactly in the orbital plane of the ...
- 65
-1
votes
1
answer
2k
views
Calculation of 12000 Lunar Orbits/Earth Day [closed]
I am really interested in the calculation of the following speed value in meter-per-second unit:
Speed of something that is able to travel in one earth day the distance that it would take for the ...
