COSMOS 1249 COOLANT

Satellite information

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Satellite Type and Status

DEBRISIN ORBIT

Key statistics

Satellite COSMOS 1249 COOLANT at a glance.

Uptime

16355

Days in orbit

Revolutions

≈ 13.9

Per day

Orbit

LEO

Low Earth Orbit

Inclination

65.0

Latest

Satellite identification and parameters

Extended collection of information and parameters for COSMOS 1249 COOLANT.

Object identification

Identified? True

Debris? False

Object name: COSMOS 1249 COOLANT

International designator: 1981-021H

Object number (NORAD): 26506

Object ID (CCSDS): 26506

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 103.39 minutes

Inclination: 64.9592 deg

SMA: 7297.021 km

Apoapsis: 962.597 km

Periapsis: 875.174 km

RAAN: 62.248 deg

Eccentricy: 0.00599033

Argument of periapsis: 307.8439 deg

Mean anomaly: 51.7213 deg

Mean motion: 13.92786058 rev/day

Mean motion (dot): 0.00000485 rev/day²

B* drag term: 0.00043819191 1/R_Earth

Two-line elements (TLE)

Creation date: Dec. 9, 2025, 5:41 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Dec. 9, 2025, 12:31 p.m. UTC

TLE line 0: 0 COSMOS 1249 COOLANT

TLE line 1: 1 26506U 81021H 25343.52220172 .00000485 00000-0 43819-3 0 9994

TLE line 2: 2 26506 64.9592 62.2480 0059903 307.8439 51.7213 13.92786058633525

Live tracking on map

Real-time ground track for satellite COSMOS 1249 COOLANT.

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 1249 COOLANT.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
OV1-4	SSO	2025-09-17 06:28:28	0.001125142	163.0 (m)	PAYLOAD

Associated space launch

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

COSMOS 1249 COOLANT was lifted into orbit during the mission ‘Tsiklon-2 | US-A 17’, on board a Tsiklon-2 space rocket.

The launch took place on March 5, 1981, 6:09 p.m. from 90.

For more information about the launch, click the button.

Tsiklon-2 | US-A 17

Agency: N/A

Status: Launch Successful

Launch date: March 5, 1981, 6:09 p.m. UTC

Rocket: Tsiklon-2

Launch pad: 90

Location: Baikonur Cosmodrome, Republic of Kazakhstan

...

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