Journal of Remote Sensing / 2022 / Article / Tab 2

Review Article

An Introduction to the Chinese High-Resolution Earth Observation System: Gaofen-1~7 Civilian Satellites

Table 2

The orbit specification of GF-1 and GF-2.

InformationGF-1GF-2

Rail typeSun synchronous regression orbitSun synchronous regression orbit
Orbital altitude (km)645631
Orbit inclination (°)98.0597.90
Local time (descending)10:30 AM10:30 AM
Side swing ability (rolling)±25°, motor time of  s, ability of emergency side ±35°, the motor time of  s