About DMSP F-3
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 10820U 78042A 26059.09576541 .00000500 00000-0 17972-3 0 9995
2 10820 98.4535 255.7055 0008547 319.1364 40.9181 14.37975897497336
Epoch: Feb 28, 2026 •
Age: 25 hours
Current Status
Altitude 778.3 km
Velocity 7.46 km/s
Sub-Earth Point -30.54°S,
102°W
Launch Date May 1, 1978
Age 47.8 years
Type other
Technical Details
Classification Payload
Mass 447.00 kg
Dry Mass 447.00 kg
Total Mass 1177.00 kg
Length 6.10 m
Diameter 1.50 m
Span 6.10 m
Shape Box + Pan
Manufacturer RCA
Bus Type Block 5D
Phase Status Attached in Orbit
Owner/State SAMSO/US
Large Constellations
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