Key statistics
Satellite OPS 8579 (DMSP 5B F5) at a glance.
Uptime
18679
Days in orbit
Revolutions
≈ 14.3
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for OPS 8579 (DMSP 5B F5).
Object identification
Identified? True
Debris? False
Object name: OPS 8579 (DMSP 5B F5)
International designator: 1974-015A
Object number (NORAD): 7218
Object ID (CCSDS): 7218
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.566 minutes
Inclination: 98.9938 deg
SMA: 7163.518 km
Apoapsis: 826.115 km
Periapsis: 744.65 km
RAAN: 209.3861 deg
Eccentricy: 0.0056861
Argument of periapsis: 54.1944 deg
Mean anomaly: 306.4504 deg
Mean motion: 14.31901862 rev/day
Mean motion (dot): 0.00000359 rev/day2
B* drag term: 0.00014913 1/REarth
Two-line elements (TLE)
Creation date: May 6, 2025, 3:54 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 5, 2025, 8:34 p.m. UTC
TLE line 0: 0 OPS 8579 (DMSP 5B F5)
TLE line 1: 1 07218U 74015A 25125.85712224 .00000359 00000-0 14913-3 0 9999
TLE line 2: 2 07218 98.9938 209.3861 0056861 54.1944 306.4504 14.31901862662650
Live tracking on map
Real-time ground track for satellite OPS 8579 (DMSP 5B F5).
In-orbit conjunctions
There are no conjunctions computed for OPS 8579 (DMSP 5B F5), 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 8579 (DMSP 5B F5) was lifted into orbit during the mission ‘Thor Burner 2A | DMSP-5B F5’, on board a Thor Burner 2A space rocket.
The launch took place on March 16, 1974, 8 a.m. from Space Launch Complex 10W.
For more information about the launch, click the button.
Thor Burner 2A | DMSP-5B F5
Agency: N/A
Status: Launch Successful
Launch date: March 16, 1974, 8 a.m. UTC
Rocket: Thor Burner 2A
Launch pad: Space Launch Complex 10W
Location: Vandenberg SFB, CA, USA
...
Latest news about this satellite
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