About GPS IIF-4
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 39166U 13023A 25298.35334677 -.00000013 00000-0 00000+0 0 9992
2 39166 54.6933 278.5342 0135051 48.2108 312.9238 2.00565443 91171
Epoch: Oct 25, 2025 •
Age: 19 hours
Current Status
Altitude 20514.2 km
Velocity 3.83 km/s
Sub-Earth Point -19.78°S,
30.75°E
Launch Date May 15, 2013
Age 12.4 years
Type navigation
Technical Details
Classification Payload
Mass 1630.00 kg
Dry Mass 1500.00 kg
Total Mass 1630.00 kg
Length 2.50 m
Diameter 1.80 m
Span 18.00 m
Shape Box + 2 Pan
Manufacturer BOES
Bus Type GPS IIF
Phase Status In Orbit
Owner/State AFSMC/US
Large Constellations
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