COSMOS 1818 COOLANT

Satellite information

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Satellite Type and Status

DEBRISIN ORBIT

Key statistics

Satellite COSMOS 1818 COOLANT at a glance.

Uptime

14091

Days in orbit

Revolutions

≈ 14.4

Per day

Orbit

LEO

Low Earth Orbit

Inclination

65.0

Latest

Satellite identification and parameters

Extended collection of information and parameters for COSMOS 1818 COOLANT.

Object identification

Identified? True

Debris? False

Object name: COSMOS 1818 COOLANT

International designator: 1987-011P

Object number (NORAD): 36935

Object ID (CCSDS): 36935

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 99.993 minutes

Inclination: 65.0056 deg

SMA: 7136.289 km

Apoapsis: 767.981 km

Periapsis: 748.327 km

RAAN: 270.962 deg

Eccentricy: 0.00137705

Argument of periapsis: 259.57 deg

Mean anomaly: 100.3837 deg

Mean motion: 14.40104894 rev/day

Mean motion (dot): 0.00001415 rev/day²

B* drag term: 0.00047901079 1/R_Earth

Two-line elements (TLE)

Creation date: Aug. 31, 2025, 2:26 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Aug. 30, 2025, 8:54 a.m. UTC

TLE line 0: 0 COSMOS 1818 COOLANT

TLE line 1: 1 36935U 87011P 25242.37117811 .00001415 00000-0 47901-3 0 9992

TLE line 2: 2 36935 65.0056 270.9620 0013770 259.5700 100.3837 14.40104894299795

Live tracking on map

Real-time ground track for satellite COSMOS 1818 COOLANT.

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 1818 COOLANT.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
IRIDIUM 4	LEO	2024-12-19 23:41:05	0.0004949293	922.0 (m)	PAYLOAD
CZ-6A DEB	LEO	2024-09-25 21:02:30	0.0003341791	348.0 (m)	DEBRIS
CZ-6A DEB	LEO	2024-09-19 07:07:32	0.0001048813	72.0 (m)	DEBRIS

Associated space launch

Nuclear-powered magnetospheric research satellite

COSMOS 1818 COOLANT was lifted into orbit during the mission ‘Tsiklon-2 | Plasma-A 1’, on board a Tsiklon-2 space rocket.

The launch took place on Feb. 1, 1987, 11:30 p.m. from 90.

For more information about the launch, click the button.

Tsiklon-2 | Plasma-A 1

Agency: N/A

Status: Launch Successful

Launch date: Feb. 1, 1987, 11:30 p.m. UTC

Rocket: Tsiklon-2

Launch pad: 90

Location: Baikonur Cosmodrome, Republic of Kazakhstan

...

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