About OPS 4029
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 12930U 81107A 26016.58940067 .00000109 00000-0 00000-0 0 9996
2 12930 5.5765 0.3545 1033552 42.4228 314.1748 1.00354107 6345
Epoch: Jan 16, 2026 •
Age: 9 hours
Current Status
Altitude 36253.9 km
Velocity 3.04 km/s
Sub-Earth Point 3.22°N,
40.69°E
Launch Date Oct 31, 1981
Age 44.2 years
Type other
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 Unknown Transfer Status
Owner/State NRO/SAFSP/US
Large Constellations
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