Key statistics
Satellite COSMOS 873 at a glance.
Uptime
17745
Days in orbit
Revolutions
≈ 12.5
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 873.
Object identification
Identified? True
Debris? False
Object name: COSMOS 873
International designator: 1976-118C
Object number (NORAD): 9590
Object ID (CCSDS): 9590
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 115.532 minutes
Inclination: 74.0279 deg
SMA: 7857.682 km
Apoapsis: 1495.297 km
Periapsis: 1463.797 km
RAAN: 224.344 deg
Eccentricy: 0.0020044
Argument of periapsis: 49.6643 deg
Mean anomaly: 123.7673 deg
Mean motion: 12.46410437 rev/day
Mean motion (dot): 0.00000008 rev/day2
B* drag term: 0.00016069 1/REarth
Two-line elements (TLE)
Creation date: July 8, 2025, 2:27 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 7, 2025, 9:13 p.m. UTC
TLE line 0: 0 COSMOS 873
TLE line 1: 1 09590U 76118C 25188.88447455 .00000008 00000-0 16069-3 0 9998
TLE line 2: 2 09590 74.0279 224.3440 0020044 49.6643 123.7673 12.46410437210458
Live tracking on map
Real-time ground track for satellite COSMOS 873.
Associated space launch
Military communications satellites
COSMOS 873 was lifted into orbit during the mission ‘Kosmos-3M | Strela-1M 121-128’, on board a Kosmos-3M space rocket.
The launch took place on Dec. 7, 1976, 10:23 a.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Strela-1M 121-128
Agency: N/A
Status: Launch Successful
Launch date: Dec. 7, 1976, 10:23 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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