OPS 4311 (DMSP 5B F1)

5557
Spacetrack Directory Number
1971-10-14
Orbit launches
808.56 km
Average height
26822.25 km/h
Average velocity


Satellite information OPS 4311 (DMSP 5B F1)

Spacetrack Directory Name OPS 4311 (DMSP 5B F1)
Follow OPS 4311 (DMSP 5B F1) OPS 4311 (DMSP 5B F1) Tracker
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Orbit launches 1971-10-14 (54 years ago)
Days in orbit 20046
Country/organisation of origin USA (US)
Starting point AFWTR (Vandenberg Air Force Base, USA)
Perigee 765 km
Apogee 837 km
Orbit slope (inclination) 99.02°
Laps per day 14
Height OPS 4311 (DMSP 5B F1) 808.56 km

Additional information OPS 4311 (DMSP 5B F1)

OPS 4311 (DMSP 5B F1), 5557 is a payload satellite owned by SAMSO (US) in SSO that was launched on Thu, 14 Oct 1971 UTC via a THOR BURNER 2A 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 4311 (DMSP 5B F1) Date of exalting 14.10.1971y. Average height of ISS OPS 4311 (DMSP 5B F1) hundred 808.56 km. Average velocity OPS 4311 (DMSP 5B F1) is 26822.25 km/h. Inclination OPS 4311 (DMSP 5B F1) satellite 99.02°.

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Average orbit height OPS 4311 (DMSP 5B F1)

Average velocity OPS 4311 (DMSP 5B F1)

Average inclination OPS 4311 (DMSP 5B F1)

Mean right ascension of the ascending node (RAAN) OPS 4311 (DMSP 5B F1)

Mean argument of perigee OPS 4311 (DMSP 5B F1)

Mean semi-major axis of the orbit OPS 4311 (DMSP 5B F1)

Mean orbital eccentricity OPS 4311 (DMSP 5B F1)

Update time: 2026-08-31 19:30:21
Average height of ISS OPS 4311 (DMSP 5B F1) is: 808.56km
Average velocity OPS 4311 (DMSP 5B F1) is: 26822.25km/h
Average orbit height OPS 4311 (DMSP 5B F1) is: 99.02°
OPS 4311 (DMSP 5B F1) a new group of Starlink satellites has been launched 1971-10-14
OPS 4311 (DMSP 5B F1) is from 20046 days Days in orbit.