Key statistics
Satellite COSMOS 1055 at a glance.
Uptime
17079
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 1055.
Object identification
Identified? True
Debris? False
Object name: COSMOS 1055
International designator: 1978-109E
Object number (NORAD): 11132
Object ID (CCSDS): 11132
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 115.482 minutes
Inclination: 74.014 deg
SMA: 7855.426 km
Apoapsis: 1490.719 km
Periapsis: 1463.864 km
RAAN: 97.0514 deg
Eccentricy: 0.00170936
Argument of periapsis: 217.4797 deg
Mean anomaly: 251.6933 deg
Mean motion: 12.46947377 rev/day
Mean motion (dot): 0.00000011 rev/day2
B* drag term: 0.00018541803 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, 11:27 p.m. UTC
TLE line 0: 0 COSMOS 1055
TLE line 1: 1 11132U 78109E 25250.97727369 .00000011 00000-0 18542-3 0 9992
TLE line 2: 2 11132 74.0140 97.0514 0017094 217.4797 251.6933 12.46947377128381
Live tracking on map
Real-time ground track for satellite COSMOS 1055.
In-orbit conjunctions
A list of the most updated potential collisions computed for object COSMOS 1055.
Associated space launch
Military communications satellites
COSMOS 1055 was lifted into orbit during the mission ‘Kosmos-3M | Strela-1M 161-168’, on board a Kosmos-3M space rocket.
The launch took place on Dec. 5, 1978, 6:12 p.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Strela-1M 161-168
Agency: N/A
Status: Launch Successful
Launch date: Dec. 5, 1978, 6:12 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
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