Key statistics
Satellite COSMOS 839 DEB * at a glance.
Uptime
18056
Days in orbit
Revolutions
≈ 12.2
Per day
Orbit
MEO
Medium Earth Orbit
Inclination
65.8
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: 1976-067BN
Object number (NORAD): 18471
Object ID (CCSDS): 18471
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 117.928 minutes
Inclination: 65.7565 deg
SMA: 7965.973 km
Apoapsis: 2361.219 km
Periapsis: 814.458 km
RAAN: 57.7236 deg
Eccentricy: 0.09708546
Argument of periapsis: 331.1872 deg
Mean anomaly: 96.3482 deg
Mean motion: 12.21081037 rev/day
Mean motion (dot): 0.00000788 rev/day2
B* drag term: 0.0017279255 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, 7:33 a.m. UTC
TLE line 0: 0 COSMOS 839 DEB *
TLE line 1: 1 18471U 76067BN 25347.31487242 .00000788 00000-0 17279-2 0 9990
TLE line 2: 2 18471 65.7565 57.7236 0970855 331.1872 96.3482 12.21081037704486
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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