Key statistics
Satellite COSMOS 839 DEB at a glance.
Uptime
18056
Days in orbit
Revolutions
≈ 12.5
Per day
Orbit
MEO
Medium Earth Orbit
Inclination
66.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 839 DEB.
Object identification
Identified? True
Debris? True
Object name: COSMOS 839 DEB
International designator: 1976-067AA
Object number (NORAD): 10449
Object ID (CCSDS): 10449
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 115.61 minutes
Inclination: 66.0359 deg
SMA: 7861.247 km
Apoapsis: 2072.374 km
Periapsis: 893.849 km
RAAN: 348.3042 deg
Eccentricy: 0.07495792
Argument of periapsis: 67.2618 deg
Mean anomaly: 300.5804 deg
Mean motion: 12.45562775 rev/day
Mean motion (dot): -0.00000011 rev/day2
B* drag term: 0.00011059902 1/REarth
Two-line elements (TLE)
Creation date: Dec. 13, 2025, 5:47 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 13, 2025, 7:37 a.m. UTC
TLE line 0: 0 COSMOS 839 DEB
TLE line 1: 1 10449U 76067AA 25347.31789325 -.00000011 00000-0 11060-3 0 9997
TLE line 2: 2 10449 66.0359 348.3042 0749579 67.2618 300.5804 12.45562775247214
Live tracking on map
Real-time ground track for satellite COSMOS 839 DEB.
Associated space launch
ASAT target satellite
COSMOS 839 DEB was lifted into orbit during the mission ‘Kosmos-3M | DS-P1-M 9 (Kosmos-839)’, on board a Kosmos-3M space rocket.
The launch took place on July 8, 1976, 9:08 p.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | DS-P1-M 9 (Kosmos-839)
Agency: N/A
Status: Launch Successful
Launch date: July 8, 1976, 9:08 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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