About

DMSP F-3

operational
NORAD ID: 10820 • Int'l Des: 1978-042 • Owner: SAMSO • Country: US
LEOCIRCULARRETROGRADESSO
POV Track Ground

About DMSP F-3

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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 25277.47502398 .00001061 00000-0 36691-3 0 9999
2 10820 98.4586 111.4376 0010088 37.3516 322.8371 14.37753153476268
Epoch: Oct 4, 2025 • Age: 9 hours

Current Status

Altitude 772.9 km
Velocity 7.47 km/s
Sub-Earth Point 35.40°N, 22.23°W
Launch Date May 1, 1978
Age 47.4 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
Data: planet4589.org

Large Constellations

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