Key statistics
Satellite COSMOS 203 at a glance.
Uptime
21063
Days in orbit
Revolutions
≈ 13.2
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 203.
Object identification
Identified? True
Debris? False
Object name: COSMOS 203
International designator: 1968-011A
Object number (NORAD): 3129
Object ID (CCSDS): 3129
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 109.232 minutes
Inclination: 74.0495 deg
SMA: 7569.374 km
Apoapsis: 1200.812 km
Periapsis: 1181.666 km
RAAN: 93.2265 deg
Eccentricy: 0.00126472
Argument of periapsis: 335.4047 deg
Mean anomaly: 176.1704 deg
Mean motion: 13.18295556 rev/day
Mean motion (dot): -0.00000189 rev/day2
B* drag term: -0.00043365707 1/REarth
Two-line elements (TLE)
Creation date: Oct. 21, 2025, 3:26 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 20, 2025, 9:21 p.m. UTC
TLE line 0: 0 COSMOS 203
TLE line 1: 1 03129U 68011A 25293.88972507 -.00000189 00000-0 -43366-3 0 9993
TLE line 2: 2 03129 74.0495 93.2265 0012647 335.4047 176.1704 13.18295556774446
Live tracking on map
Real-time ground track for satellite COSMOS 203.
Associated space launch
The Sfera or Geoid series were the first soviet geodetic satellites to improve the accuracy of maps. The development of the satellites started in 1965 at NPO-PM.
COSMOS 203 was lifted into orbit during the mission ‘Kosmos-3M | Sfera 1’, on board a Kosmos-3M space rocket.
The launch took place on Feb. 20, 1968, 4 p.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Sfera 1
Agency: N/A
Status: Launch Successful
Launch date: Feb. 20, 1968, 4 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
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