DSP F9

operational
NORAD ID: 12339 Int'l Des: 1981-025 Owner: AFSD Country: US
HEOCIRCULAR

About DSP F9

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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 26017.25663556 -.00000037 00000-0 00000-0 0 9999
2 12339 8.4177 306.0213 0020121 292.0060 251.6625 0.98826423 24349
Epoch: Jan 17, 2026 • Age: 18 hours

Current Status

Altitude 36276.1 km
Velocity 3.05 km/s
Sub-Earth Point 8.42°N, 83.21°W
Launch Date Mar 16, 1981
Age 44.8 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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