Key statistics
Satellite COSMOS 1291 at a glance.
Uptime
16206
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 1291.
Object identification
Identified? True
Debris? False
Object name: COSMOS 1291
International designator: 1981-074E
Object number (NORAD): 12640
Object ID (CCSDS): 12640
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 115.119 minutes
Inclination: 74.0307 deg
SMA: 7838.935 km
Apoapsis: 1464.202 km
Periapsis: 1457.398 km
RAAN: 179.6913 deg
Eccentricy: 0.00043402
Argument of periapsis: 176.2267 deg
Mean anomaly: 298.6437 deg
Mean motion: 12.5088435 rev/day
Mean motion (dot): 0.00000009 rev/day2
B* drag term: 0.00016378744 1/REarth
Two-line elements (TLE)
Creation date: Dec. 19, 2025, 2:08 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 18, 2025, 11:14 p.m. UTC
TLE line 0: 0 COSMOS 1291
TLE line 1: 1 12640U 81074E 25352.96815258 .00000009 00000-0 16379-3 0 9992
TLE line 2: 2 12640 74.0307 179.6913 0004340 176.2267 298.6437 12.50884350 25949
Live tracking on map
Real-time ground track for satellite COSMOS 1291.
In-orbit conjunctions
A list of the most updated potential collisions computed for object COSMOS 1291.
Associated space launch
Military communications satellites
COSMOS 1291 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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