About USA 31
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 19458U 88077A 25324.72905389 -.00000544 00000-0 -96342-2 0 9997
2 19458 27.2781 70.0594 7288441 82.5841 347.4357 2.00876346 11138
Epoch: Nov 20, 2025 •
Age: 17 hours
Current Status
Altitude 37103.4 km
Velocity 1.82 km/s
Sub-Earth Point -25.77°S,
105.06°E
Launch Date Sep 2, 1988
Age 37.2 years
Type military
Technical Details
Classification Payload
Mass 1000.00 kg
Dry Mass 900.00 kg
Total Mass 1000.00 kg
Length 6.00 m
Diameter 2.50 m
Span 30.00 m
Shape Box + 2 Pan + Dish
Manufacturer TRW
Bus Type Vortex
Phase Status In Orbit
Owner/State NRO/SAFSP/US
Large Constellations
Loading constellations...