USA 181
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
713.27 km
Apogee
1494.25 km
Inclination
63.4°
Period
108.8 min
Semi-major axis
7481.9 km
Velocity
7.68 km/s
Mission timeline
Launch time
2005-02-03 00:00:00
Decayed time
2005-02-03 00:00:00
Transmitters
Telemetry decoder USA 181
Decoder name
Decoder fields
Data for the last 30 days
Orbital Elements
Last two-line elements (TLE)
TLE source
McCants
TLE updated
2025-07-12 07:34:01
Two-line elements (TLE)
1 28537U 05004A 25191.92649300 0.00000000 00000-0 00000-0 0 08
2 28537 63.4180 221.3142 0521910 3.5782 356.4218 13.41167451 09