COSMOS 1900 DEB

Satellite information

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Satellite Type and Status

DEBRISIN ORBIT

Key statistics

Satellite COSMOS 1900 DEB at a glance.

Uptime

13663

Days in orbit

Revolutions

≈ 14.6

Per day

Orbit

LEO

Low Earth Orbit

Inclination

66.1

Latest

Satellite identification and parameters

Extended collection of information and parameters for COSMOS 1900 DEB.

Object identification

Identified? True

Debris? True

Object name: COSMOS 1900 DEB

International designator: 1987-101E

Object number (NORAD): 43500

Object ID (CCSDS): 43500

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 98.639 minutes

Inclination: 66.0874 deg

SMA: 7071.746 km

Apoapsis: 720.849 km

Periapsis: 666.373 km

RAAN: 43.9869 deg

Eccentricy: 0.0038517

Argument of periapsis: 322.4744 deg

Mean anomaly: 151.8069 deg

Mean motion: 14.59865321 rev/day

Mean motion (dot): 0.00001105 rev/day²

B* drag term: 0.00025034 1/R_Earth

Two-line elements (TLE)

Creation date: May 8, 2025, 3:01 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: May 7, 2025, 9:32 a.m. UTC

TLE line 0: 0 COSMOS 1900 DEB

TLE line 1: 1 43500U 87101E 25127.39774483 .00001105 00000-0 25034-3 0 9995

TLE line 2: 2 43500 66.0874 43.9869 0038517 322.4744 151.8069 14.59865321609328

Live tracking on map

Real-time ground track for satellite COSMOS 1900 DEB.

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 1900 DEB.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
DELTA 1 DEB	SSO	2025-01-05 16:53:20	0.0004231195	75.0 (m)	DEBRIS
CZ-6A DEB	SSO	2024-11-15 19:57:38	0.0001062516	339.0 (m)	DEBRIS
DMSP 5D-2 F11 DEB	SSO	2024-11-10 04:30:37	0.0004117728	886.0 (m)	DEBRIS

Associated space launch

Active radar satellite for ocean surveillance powered by a nuclear reactor.

COSMOS 1900 DEB was lifted into orbit during the mission ‘Tsiklon-2 | US-A 31’, on board a Tsiklon-2 space rocket.

The launch took place on Dec. 12, 1987, 5:40 a.m. from 90.

For more information about the launch, click the button.

Tsiklon-2 | US-A 31

Agency: N/A

Status: Launch Successful

Launch date: Dec. 12, 1987, 5:40 a.m. UTC

Rocket: Tsiklon-2

Launch pad: 90

Location: Baikonur Cosmodrome, Republic of Kazakhstan

...

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