Key statistics
Satellite COSMOS 839 DEB at a glance.
Uptime
18017
Days in orbit
Revolutions
≈ 12.5
Per day
Orbit
LEO
Low 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: 1976-067BK
Object number (NORAD): 17838
Object ID (CCSDS): 17838
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 115.539 minutes
Inclination: 65.9833 deg
SMA: 7858.026 km
Apoapsis: 1979.674 km
Periapsis: 980.108 km
RAAN: 164.1597 deg
Eccentricy: 0.06360164
Argument of periapsis: 295.2078 deg
Mean anomaly: 220.9621 deg
Mean motion: 12.46328608 rev/day
Mean motion (dot): 0.00000189 rev/day2
B* drag term: 0.00082140188 1/REarth
Two-line elements (TLE)
Creation date: Oct. 31, 2025, 10:10 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 31, 2025, 12:42 a.m. UTC
TLE line 0: 0 COSMOS 839 DEB
TLE line 1: 1 17838U 76067BK 25304.02975554 .00000189 00000-0 82140-3 0 9990
TLE line 2: 2 17838 65.9833 164.1597 0636016 295.2078 220.9621 12.46328608536984
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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