About USA 8
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 15543U 85010B 26056.88813132 .00000068 00000-0 00000+0 0 9998
2 15543 12.8620 314.5933 0134250 49.2374 145.0552 0.99811996 6719
Epoch: Feb 25, 2026 •
Age: 12 hours
Current Status
Altitude 35437.6 km
Velocity 3.10 km/s
Sub-Earth Point 3.44°N,
31.38°E
Launch Date Jan 24, 1985
Age 41 years
Type military
Technical Details
Classification Payload
Mass 2715.00 kg
Dry Mass 2600.00 kg
Total Mass 2715.00 kg
Length 10.90 m
Diameter 3.60 m
Span 30.00 m
Shape Box + Dish + 2 Pan
Manufacturer TRW
Bus Type Magnum
Phase Status Unknown Transfer Status
Owner/State NRO/SAFSP/US
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