COSMOS 2251 DEB

Satellite information

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Satellite Type and Status

DEBRISIN ORBIT

Key statistics

Satellite COSMOS 2251 DEB at a glance.

Uptime

11820

Days in orbit

Revolutions

≈ 14.9

Per day

Orbit

LEO

Low Earth Orbit

Inclination

74.0

Latest

Satellite identification and parameters

Extended collection of information and parameters for COSMOS 2251 DEB.

Object identification

Identified? True

Debris? True

Object name: COSMOS 2251 DEB

International designator: 1993-036BUC

Object number (NORAD): 39546

Object ID (CCSDS): 39546

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 96.63 minutes

Inclination: 73.9984 deg

SMA: 6975.371 km

Apoapsis: 627.421 km

Periapsis: 567.052 km

RAAN: 233.6245 deg

Eccentricy: 0.00432729

Argument of periapsis: 43.2606 deg

Mean anomaly: 317.196 deg

Mean motion: 14.90224703 rev/day

Mean motion (dot): 0.00020565 rev/day²

B* drag term: 0.0020807061 1/R_Earth

Two-line elements (TLE)

Creation date: Oct. 26, 2025, 2:54 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Oct. 25, 2025, 1:02 p.m. UTC

TLE line 0: 0 COSMOS 2251 DEB

TLE line 1: 1 39546U 93036BUC 25298.54348546 .00020565 00000-0 20807-2 0 9990

TLE line 2: 2 39546 73.9984 233.6245 0043273 43.2606 317.1960 14.90224703637188

Live tracking on map

Real-time ground track for satellite COSMOS 2251 DEB.

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 2251 DEB.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
PSLV DEB	SSO	2025-03-27 06:10:08	0.0002561411	116.0 (m)	DEBRIS
CZ-4B R/B	SSO	2024-11-17 11:30:30	0.000211496	434.0 (m)	ROCKET BODY

Associated space launch

Military communications satellite. Destroyed in a collision with Iridium 33.

COSMOS 2251 DEB was lifted into orbit during the mission ‘Kosmos-3M | Strela-2M 51’, on board a Kosmos-3M space rocket.

The launch took place on June 16, 1993, 4:17 a.m. from 132/1 (132L).

For more information about the launch, click the button.

Kosmos-3M | Strela-2M 51

Agency: N/A

Status: Launch Successful

Launch date: June 16, 1993, 4:17 a.m. UTC

Rocket: Kosmos-3M

Launch pad: 132/1 (132L)

Location: Plesetsk Cosmodrome, Russian Federation

...

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