About DSP F9
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 12339U 81025A 25279.56263091 -.00000047 00000-0 00000-0 0 9993
2 12339 8.6426 306.7186 0020639 281.9702 83.9482 0.98825355 23336
Epoch: Oct 6, 2025 •
Age: 12 hours
Current Status
Altitude 36201.2 km
Velocity 3.06 km/s
Sub-Earth Point -1.32°S,
91.61°E
Launch Date Mar 16, 1981
Age 44.5 years
Type military
Technical Details
Classification Payload
Mass 1180.00 kg
Dry Mass 1050.00 kg
Total Mass 1180.00 kg
Length 7.00 m
Diameter 2.80 m
Span 7.70 m
Shape Cyl + 4 Pan
Manufacturer TRW
Bus Type DSP MOS/PIM
Phase Status Unknown Transfer Status
Owner/State AFSD/US
Large Constellations
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