Orbits and mechanics
远地点
Apogee
The farthest point of an orbit from Earth.
A GTO apogee usually lands near 35,786 km.
Related terms
- Perigee — The closest point of an orbit to Earth.
- Two-line element set (TLE) — A 69-character-per-line format that encodes an orbit.
- Earth's shadow — The stretch where a satellite passes behind Earth and loses sunlight.
- Delta-v — The velocity change needed to alter an orbit.