Key statistics
Satellite COSMOS 1287 at a glance.
Uptime
15985
Days in orbit
Revolutions
≈ 12.4
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 1287.
Object identification
Identified? True
Debris? False
Object name: COSMOS 1287
International designator: 1981-074A
Object number (NORAD): 12636
Object ID (CCSDS): 12636
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 115.723 minutes
Inclination: 74.0366 deg
SMA: 7866.364 km
Apoapsis: 1512.619 km
Periapsis: 1463.838 km
RAAN: 11.2892 deg
Eccentricy: 0.0031006
Argument of periapsis: 246.8906 deg
Mean anomaly: 112.8873 deg
Mean motion: 12.44347638 rev/day
Mean motion (dot): 0.00000004 rev/day2
B* drag term: 0.00014109 1/REarth
Two-line elements (TLE)
Creation date: May 12, 2025, 2:31 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 11, 2025, 9:54 p.m. UTC
TLE line 0: 0 COSMOS 1287
TLE line 1: 1 12636U 81074A 25131.91252702 .00000004 00000-0 14109-3 0 9990
TLE line 2: 2 12636 74.0366 11.2892 0031006 246.8906 112.8873 12.44347638988506
Live tracking on map
Real-time ground track for satellite COSMOS 1287.
In-orbit conjunctions
A list of the most updated potential collisions computed for object COSMOS 1287.
Associated space launch
Military communications satellites
COSMOS 1287 was lifted into orbit during the mission ‘Kosmos-3M | Strela-1M 217-224’, on board a Kosmos-3M space rocket.
The launch took place on Aug. 6, 1981, 11:49 a.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Strela-1M 217-224
Agency: N/A
Status: Launch Successful
Launch date: Aug. 6, 1981, 11:49 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
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