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

11772

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: 96.739 minutes

Inclination: 74.0023 deg

SMA: 6980.607 km

Apoapsis: 633.928 km

Periapsis: 571.016 km

RAAN: 331.8647 deg

Eccentricy: 0.00450622

Argument of periapsis: 155.0975 deg

Mean anomaly: 205.2395 deg

Mean motion: 14.88548409 rev/day

Mean motion (dot): 0.00017899 rev/day²

B* drag term: 0.0018867786 1/R_Earth

Two-line elements (TLE)

Creation date: Sept. 7, 2025, 3:09 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Sept. 6, 2025, 12:07 p.m. UTC

TLE line 0: 0 COSMOS 2251 DEB

TLE line 1: 1 39546U 93036BUC 25249.50554138 .00017899 00000-0 18868-2 0 9998

TLE line 2: 2 39546 74.0023 331.8647 0045062 155.0975 205.2395 14.88548409629886

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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