COSMOS 2091

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite COSMOS 2091 at a glance.

Uptime

12754

Days in orbit

Revolutions

≈ 12.6

Per day

Orbit

LEO

Low Earth Orbit

Inclination

82.6

Latest

Satellite identification and parameters

Extended collection of information and parameters for COSMOS 2091.

Object identification

Identified? True

Debris? False

Object name: COSMOS 2091

International designator: 1990-070B

Object number (NORAD): 20736

Object ID (CCSDS): 20736

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 114.055 minutes

Inclination: 82.5767 deg

SMA: 7790.577 km

Apoapsis: 1415.541 km

Periapsis: 1409.343 km

RAAN: 187.924 deg

Eccentricy: 0.0003978

Argument of periapsis: 149.4845 deg

Mean anomaly: 271.0019 deg

Mean motion: 12.6254917 rev/day

Mean motion (dot): 0.00000035 rev/day2

B* drag term: 0.00013528 1/REarth

Two-line elements (TLE)

Creation date: July 8, 2025, 2:27 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: July 7, 2025, 10:58 p.m. UTC

TLE line 0: 0 COSMOS 2091

TLE line 1: 1 20736U 90070B 25188.95729493 .00000035 00000-0 13528-3 0 9996

TLE line 2: 2 20736 82.5767 187.9240 0003978 149.4845 271.0019 12.62549170608874

Live tracking on map

Real-time ground track for satellite COSMOS 2091.

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 2091.

Target Orbit TCA Probability of collision Miss distance Type
OPS 7684 DEB LEO 2024-10-04 16:05:20 0.0001048058 210.0 (m) DEBRIS

Associated space launch

Second generation store-dump military communications satellite

COSMOS 2091 was lifted into orbit during the mission ‘Tsiklon-3 | Strela-3 49 to 54’, on board a Tsiklon-3 space rocket.

The launch took place on Aug. 8, 1990, 4:15 a.m. from 32/2.

For more information about the launch, click the button.

Launch to space Tsiklon-3 | Strela-3 49 to 54
Tsiklon-3 | Strela-3 49 to 54

Agency: N/A

Status: Launch Successful

Launch date: Aug. 8, 1990, 4:15 a.m. UTC

Rocket: Tsiklon-3

Launch pad: 32/2

Location: Plesetsk Cosmodrome, Russian Federation

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