COSMOS 839

9011
Spacetrack Directory Number
1976-07-08
Orbit launches
1566.1 km
Average height
25510.6 km/h
Average velocity


Satellite information COSMOS 839

Spacetrack Directory Name COSMOS 839
Follow COSMOS 839 COSMOS 839 Tracker
Pass predictions COSMOS 839 Pass predictions COSMOS 839
Orbit launches 1976-07-08 (50 years ago)
Days in orbit 18354
Country/organisation of origin Commonwealth of Independent States (former USSR) (CIS)
Starting point PLMSC (Plesetsk Missile and Space Complex, Russia)
Perigee 978 km
Apogee 2096 km
Orbit slope (inclination) 65.86°
Laps per day 12
Height COSMOS 839 1566.1 km

Additional information COSMOS 839

COSMOS 839, 9011 is a payload satellite owned by PKO (CIS) in LEO that was launched on Thu, 08 Jul 1976 UTC via a KOSMOS 11K65M launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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 COSMOS 839 Date of exalting 08.07.1976y. Average height of ISS COSMOS 839 hundred 1566.1 km. Average velocity COSMOS 839 is 25510.6 km/h. Inclination COSMOS 839 satellite 65.85°.

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Average orbit height COSMOS 839

Average velocity COSMOS 839

Average inclination COSMOS 839

Mean right ascension of the ascending node (RAAN) COSMOS 839

Mean argument of perigee COSMOS 839

Mean semi-major axis of the orbit COSMOS 839

Mean orbital eccentricity COSMOS 839

Update time: 2026-10-07 19:30:19
Average height of ISS COSMOS 839 is: 1566.1km
Average velocity COSMOS 839 is: 25510.6km/h
Average orbit height COSMOS 839 is: 65.85°
COSMOS 839 a new group of Starlink satellites has been launched 1976-07-08
COSMOS 839 is from 18354 days Days in orbit.