OPS 5721 (DMSP 5D-1 F1

9415
Spacetrack Directory Number
1976-09-11
Orbit launches
810.76 km
Average height
26818.01 km/h
Average velocity


Satellite information OPS 5721 (DMSP 5D-1 F1

Spacetrack Directory Name OPS 5721 (DMSP 5D-1 F1
Follow OPS 5721 (DMSP 5D-1 F1 OPS 5721 (DMSP 5D-1 F1 Tracker
Pass predictions OPS 5721 (DMSP 5D-1 F1 Pass predictions OPS 5721 (DMSP 5D-1 F1
Orbit launches 1976-09-11 (49 years ago)
Days in orbit 18250
Country/organisation of origin USA (US)
Starting point AFWTR (Vandenberg Air Force Base, USA)
Perigee 790 km
Apogee 817 km
Orbit slope (inclination) 98.37°
Laps per day 14
Height OPS 5721 (DMSP 5D-1 F1 810.76 km

Additional information OPS 5721 (DMSP 5D-1 F1

OPS 5721, 9415 is a payload satellite owned by SAMSO (US) in SSO that was launched on Sat, 11 Sep 1976 UTC via a THOR DSV-2U launch vehicle from the Air Force Western Test Range (AFWTR). Payloads include a variety of satellites, spacecraft, and rockets equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

satellite OPS 5721 (DMSP 5D-1 F1 Date of exalting 11.09.1976y. Average height of ISS OPS 5721 (DMSP 5D-1 F1 hundred 810.76 km. Average velocity OPS 5721 (DMSP 5D-1 F1 is 26818.01 km/h. Inclination OPS 5721 (DMSP 5D-1 F1 satellite 98.37°.

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Average orbit height OPS 5721 (DMSP 5D-1 F1

Average velocity OPS 5721 (DMSP 5D-1 F1

Average inclination OPS 5721 (DMSP 5D-1 F1

Mean right ascension of the ascending node (RAAN) OPS 5721 (DMSP 5D-1 F1

Mean argument of perigee OPS 5721 (DMSP 5D-1 F1

Mean semi-major axis of the orbit OPS 5721 (DMSP 5D-1 F1

Mean orbital eccentricity OPS 5721 (DMSP 5D-1 F1

Update time: 2026-08-29 19:31:17
Average height of ISS OPS 5721 (DMSP 5D-1 F1 is: 810.76km
Average velocity OPS 5721 (DMSP 5D-1 F1 is: 26818.01km/h
Average orbit height OPS 5721 (DMSP 5D-1 F1 is: 98.37°
OPS 5721 (DMSP 5D-1 F1 a new group of Starlink satellites has been launched 1976-09-11
OPS 5721 (DMSP 5D-1 F1 is from 18250 days Days in orbit.