Key statistics
Satellite OPS 6983 (DMSP 5C F1) at a glance.
Uptime
18656
Days in orbit
Revolutions
≈ 14.3
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.5
Latest
Satellite identification and parameters
Extended collection of information and parameters for OPS 6983 (DMSP 5C F1).
Object identification
Identified? True
Debris? False
Object name: OPS 6983 (DMSP 5C F1)
International designator: 1974-063A
Object number (NORAD): 7411
Object ID (CCSDS): 7411
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.738 minutes
Inclination: 98.5384 deg
SMA: 7171.703 km
Apoapsis: 823.608 km
Periapsis: 763.527 km
RAAN: 91.8399 deg
Eccentricy: 0.00418871
Argument of periapsis: 123.4345 deg
Mean anomaly: 237.0854 deg
Mean motion: 14.29451284 rev/day
Mean motion (dot): 0.00000463 rev/day2
B* drag term: 0.00019621437 1/REarth
Two-line elements (TLE)
Creation date: Sept. 6, 2025, 2:09 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 5, 2025, 8:15 p.m. UTC
TLE line 0: 0 OPS 6983 (DMSP 5C F1)
TLE line 1: 1 07411U 74063A 25248.84388297 .00000463 00000-0 19621-3 0 9998
TLE line 2: 2 07411 98.5384 91.8399 0041887 123.4345 237.0854 14.29451284653745
Live tracking on map
Real-time ground track for satellite OPS 6983 (DMSP 5C F1).
In-orbit conjunctions
There are no conjunctions computed for OPS 6983 (DMSP 5C F1), at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Military meteorological satellite
OPS 6983 (DMSP 5C F1) was lifted into orbit during the mission ‘Thor Burner 2A | DMSP-5C F1’, on board a Thor Burner 2A space rocket.
The launch took place on Aug. 9, 1974, 3:22 a.m. from Space Launch Complex 10W.
For more information about the launch, click the button.
Thor Burner 2A | DMSP-5C F1
Agency: N/A
Status: Launch Successful
Launch date: Aug. 9, 1974, 3:22 a.m. UTC
Rocket: Thor Burner 2A
Launch pad: Space Launch Complex 10W
Location: Vandenberg SFB, CA, USA
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Latest news about this satellite
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