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 25326.34700501 -.00000097 00000-0 -27987-3 0 9997
2 14139 96.6653 295.6828 0001581 123.0275 237.0988 12.93974559309081
Epoch: Nov 22, 2025 •
Age: 17 hours
Current Status
Altitude 1288.2 km
Velocity 7.21 km/s
Sub-Earth Point 13.29°N,
144.21°W
Launch Date Jun 20, 1983
Age 42.4 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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