Yaogan 4
Mission information
Status
Active
The satellite is in orbit
The network has not received data from this satellite for a long time
The satellite is in orbit
The network has not received data from this satellite for a long time
Orbital parameters of the satellite
Perigee
610.07 km
Apogee
628.60 km
Inclination
97.9°
Period
98.4 min
Semi-major axis
6997.5 km
Velocity
7.54 km/s
Mission timeline
Launch time
2008-12-01 00:00:00
Decayed time
Transmitters
Telemetry decoder Yaogan 4
Decoder name
Decoder fields
Data for the last 30 days
Orbital Elements
Last two-line elements (TLE)
TLE source
Celestrak (active)
TLE updated
2025-08-31 19:52:39
Two-line elements (TLE)
1 33446U 08061A 25243.53552300 .00002188 00000+0 28056-3 0 9996
2 33446 97.9043 174.7725 0013204 297.3070 62.6798 14.82231779902749