About OPS 3899
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 14139U 83060C 26016.55464213 .00000180 00000-0 72166-3 0 9994
2 14139 96.6730 329.2320 0002042 63.4785 296.6535 12.93980545316229
Epoch: Jan 16, 2026 •
Age: 16 hours
Current Status
Altitude 1303.6 km
Velocity 7.20 km/s
Sub-Earth Point -42.85°S,
52.8°W
Launch Date Jun 20, 1983
Age 42.5 years
Type other
Technical Details
Classification Payload
Mass 120.00 kg
Dry Mass 100.00 kg
Total Mass 120.00 kg
Length 1.50 m
Diameter 0.40 m
Span 1.50 m
Shape Box + Ant
Manufacturer LMSC
Bus Type SSU C
Phase Status In Orbit
Owner/State NRO/SAFSP/US
Large Constellations
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