About USA 254
Group: 3 satellites
Description loading...
Live Position
Loading 3D Globe...
Upcoming Passes
Altitude History
Altitude vs Time
uPlot chart will show altitude changes over time
Two-Line Element Set
1 40100U 14043B 25275.45365359 -.00000280 00000-0 00000+0 0 9998
2 40100 4.0449 79.3387 0001578 193.0866 37.4067 0.99131823 25010
Epoch: Oct 2, 2025 •
Age: 76 hours
Current Status
Altitude 36109.2 km
Velocity 3.06 km/s
Sub-Earth Point -4.00°S,
122.13°E
Launch Date Jul 28, 2014
Age 11.1 years
Type military
Technical Details
Classification Payload
Mass 500.00 kg
Dry Mass 500.00 kg
Total Mass 500.00 kg
Length 2.00 m
Diameter 2.00 m
Span 5.00 m
Shape Box + 2 pan
Manufacturer OSCD
Bus Type GeoStar-1
Phase Status In Orbit
Owner/State AFSPC/US
Large Constellations
Loading constellations...