COSMOS 2066

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite COSMOS 2066 at a glance.

Uptime

12941

Days in orbit

Revolutions

≈ 12.6

Per day

Orbit

LEO

Low Earth Orbit

Inclination

74.0

Latest

Satellite identification and parameters

Extended collection of information and parameters for COSMOS 2066.

Object identification

Identified? True

Debris? False

Object name: COSMOS 2066

International designator: 1990-029C

Object number (NORAD): 20551

Object ID (CCSDS): 20551

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: MEDIUM

Orbital parameters

Period: 114.312 minutes

Inclination: 73.9851 deg

SMA: 7802.293 km

Apoapsis: 1462.376 km

Periapsis: 1385.939 km

RAAN: 332.8147 deg

Eccentricy: 0.00489836

Argument of periapsis: 154.2918 deg

Mean anomaly: 235.6815 deg

Mean motion: 12.59706612 rev/day

Mean motion (dot): -0.00000002 rev/day²

B* drag term: 0.000083200736 1/R_Earth

Two-line elements (TLE)

Creation date: Sept. 9, 2025, 10:35 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Sept. 9, 2025, 5:24 a.m. UTC

TLE line 0: 0 COSMOS 2066

TLE line 1: 1 20551U 90029C 25252.22502228 -.00000002 00000-0 83201-4 0 9993

TLE line 2: 2 20551 73.9851 332.8147 0048984 154.2918 235.6815 12.59706612629173

Live tracking on map

Real-time ground track for satellite COSMOS 2066.

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 2066.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
COSMOS 2143 DEB	LEO	2025-02-11 22:45:24	0.0002756632	658.0 (m)	DEBRIS
DELTA 1 DEB	SSO	2025-01-03 17:18:54	0.0002574548	434.0 (m)	DEBRIS
THORAD DELTA 1 DEB	SSO	2024-10-11 20:25:48	0.002032234	51.0 (m)	DEBRIS
DELTA 1 DEB	SSO	2024-06-10 21:19:30	0.0005339126	121.0 (m)	DEBRIS

Associated space launch

Military communications satellites

COSMOS 2066 was lifted into orbit during the mission ‘Kosmos-3M | Strela-1M 345-352’, on board a Kosmos-3M space rocket.

The launch took place on April 6, 1990, 3:13 a.m. from 133/3 (133L).

For more information about the launch, click the button.

Kosmos-3M | Strela-1M 345-352

Agency: N/A

Status: Launch Successful

Launch date: April 6, 1990, 3:13 a.m. UTC

Rocket: Kosmos-3M

Launch pad: 133/3 (133L)

Location: Plesetsk Cosmodrome, Russian Federation

...

Go to the launch

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