About USA 121
Group: 3 satellites
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Live Position
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Upcoming Passes
Altitude History
Altitude vs Time
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Two-Line Element Set
1 23908U 96029C 25326.35897297 .00001039 00000-0 20189-3 0 9992
2 23908 63.3239 12.4543 0841104 46.3159 320.4509 13.45481843 75539
Epoch: Nov 22, 2025 •
Age: 16 hours
Current Status
Altitude 624.3 km
Velocity 7.78 km/s
Sub-Earth Point 0.73°N,
61.26°W
Launch Date May 12, 1996
Age 29.5 years
Type military
Technical Details
Classification Payload
Mass 400.00 kg
Dry Mass 400.00 kg
Total Mass 400.00 kg
Length 1.00 m
Diameter 1.00 m
Span 10.00 m
Shape Box + Ant
Manufacturer NRL
Bus Type NOSS B SSU
Phase Status In Orbit
Owner/State NROC/NRL/US
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