Key statistics
Satellite OKEAN 3 at a glance.
Uptime
12452
Days in orbit
Revolutions
≈ 15.0
Per day
Orbit
LEO
Low Earth Orbit
Inclination
82.5
Latest
Satellite identification and parameters
Extended collection of information and parameters for OKEAN 3.
Object identification
Identified? True
Debris? False
Object name: OKEAN 3
International designator: 1991-039A
Object number (NORAD): 21397
Object ID (CCSDS): 21397
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 95.818 minutes
Inclination: 82.516 deg
SMA: 6936.249 km
Apoapsis: 569.563 km
Periapsis: 546.665 km
RAAN: 214.9396 deg
Eccentricy: 0.0016506
Argument of periapsis: 89.2239 deg
Mean anomaly: 271.0878 deg
Mean motion: 15.02850372 rev/day
Mean motion (dot): 0.00002043 rev/day2
B* drag term: 0.00015002 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 6:05 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 1:01 p.m. UTC
TLE line 0: 0 OKEAN 3
TLE line 1: 1 21397U 91039A 25187.54254052 .00002043 00000-0 15002-3 0 9994
TLE line 2: 2 21397 82.5160 214.9396 0016506 89.2239 271.0878 15.02850372828049
Live tracking on map
Real-time ground track for satellite OKEAN 3.
Associated space launch
Ocean observation satellite
OKEAN 3 was lifted into orbit during the mission ‘Tsiklon-3 | Okean-O1 6’, on board a Tsiklon-3 space rocket.
The launch took place on June 4, 1991, 8:10 a.m. from 32/2.
For more information about the launch, click the button.
Tsiklon-3 | Okean-O1 6
Agency: N/A
Status: Launch Successful
Launch date: June 4, 1991, 8:10 a.m. UTC
Rocket: Tsiklon-3
Launch pad: 32/2
Location: Plesetsk Cosmodrome, Russian Federation
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