Key statistics
Satellite COSMOS 839 DEB at a glance.
Uptime
17959
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: 115.611 minutes
Inclination: 66.0346 deg
SMA: 7861.271 km
Apoapsis: 2071.82 km
Periapsis: 894.453 km
RAAN: 178.089 deg
Eccentricy: 0.074884
Argument of periapsis: 108.8678 deg
Mean anomaly: 259.4991 deg
Mean motion: 12.45556934 rev/day
Mean motion (dot): -0.00000032 rev/day2
B* drag term: 0.000057659449 1/REarth
Two-line elements (TLE)
Creation date: Sept. 8, 2025, 3:16 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 7, 2025, 9:16 p.m. UTC
TLE line 0: 0 COSMOS 839 DEB
TLE line 1: 1 10449U 76067AA 25250.88636890 -.00000032 00000-0 57659-4 0 9998
TLE line 2: 2 10449 66.0346 178.0890 0748840 108.8678 259.4991 12.45556934235202
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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