OKEAN 3

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite OKEAN 3 at a glance.

Uptime

12394

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: 95.837 minutes

Inclination: 82.5158 deg

SMA: 6937.177 km

Apoapsis: 568.447 km

Periapsis: 549.638 km

RAAN: 271.9096 deg

Eccentricy: 0.0013556

Argument of periapsis: 290.4938 deg

Mean anomaly: 69.4832 deg

Mean motion: 15.02548688 rev/day

Mean motion (dot): 0.00004354 rev/day2

B* drag term: 0.00032502 1/REarth

Two-line elements (TLE)

Creation date: May 9, 2025, 2:46 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: May 8, 2025, 1:05 p.m. UTC

TLE line 0: 0 OKEAN 3

TLE line 1: 1 21397U 91039A 25128.54560523 .00004354 00000-0 32502-3 0 9993

TLE line 2: 2 21397 82.5158 271.9096 0013556 290.4938 69.4832 15.02548688819188

Live tracking on map

Real-time ground track for satellite OKEAN 3.

In-orbit conjunctions

A list of the most updated potential collisions computed for object OKEAN 3.

Target Orbit TCA Probability of collision Miss distance Type
FENGYUN 1C DEB SSO 2025-02-19 22:07:21 0.0001110648 819.0 (m) DEBRIS
COSMOS 2251 DEB LEO 2024-12-21 05:46:45 0.0005686061 528.0 (m) DEBRIS

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.

Launch to space Tsiklon-3 | Okean-O1 6
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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