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

11869

Days in orbit

Revolutions

≈ 14.4

Per day

Orbit

LEO

Low Earth Orbit

Inclination

73.9

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: 1993-036ALD

Object number (NORAD): 35459

Object ID (CCSDS): 35459

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 100.176 minutes

Inclination: 73.8693 deg

SMA: 7145.03 km

Apoapsis: 778.52 km

Periapsis: 755.269 km

RAAN: 186.288 deg

Eccentricy: 0.00162707

Argument of periapsis: 133.9432 deg

Mean anomaly: 226.3067 deg

Mean motion: 14.37463066 rev/day

Mean motion (dot): 0.00001069 rev/day²

B* drag term: 0.00036578266 1/R_Earth

Two-line elements (TLE)

Creation date: Dec. 13, 2025, 5:47 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Dec. 13, 2025, 6:36 a.m. UTC

TLE line 0: 0 COSMOS 2251 DEB

TLE line 1: 1 35459U 93036ALD 25347.27566879 .00001069 00000-0 36578-3 0 9996

TLE line 2: 2 35459 73.8693 186.2880 0016271 133.9432 226.3067 14.37463066583696

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
FENGYUN 1C DEB	SSO	2025-11-17 14:13:22	0.0001373252	378.0 (m)	DEBRIS
CZ-6A DEB	LEO	2025-07-01 00:07:39	0.001866308	20.0 (m)	DEBRIS
COSMOS 540	LEO	2025-01-08 15:50:57	0.0002670687	113.0 (m)	PAYLOAD
ARIANE 40 R/B	SSO	2025-01-06 19:52:03	0.0001208376	923.0 (m)	ROCKET BODY
FENGYUN 1C DEB	SSO	2024-11-14 07:46:49	0.0001779242	277.0 (m)	DEBRIS

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

...

Go to the launch

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