COSMOS 1987 (GLONASS)

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite COSMOS 1987 (GLONASS) at a glance.

Uptime

13387

Days in orbit

Revolutions

≈ 2.1

Per day

Orbit

MEO

Medium Earth Orbit

Inclination

64.8

Latest

Satellite identification and parameters

Extended collection of information and parameters for COSMOS 1987 (GLONASS).

Object identification

Identified? True

Debris? False

Object name: COSMOS 1987 (GLONASS)

International designator: 1989-001A

Object number (NORAD): 19749

Object ID (CCSDS): 19749

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 675.823 minutes

Inclination: 64.7634 deg

SMA: 25510.307 km

Apoapsis: 19144.389 km

Periapsis: 19119.954 km

RAAN: 82.3773 deg

Eccentricy: 0.00047892

Argument of periapsis: 233.59 deg

Mean anomaly: 305.3712 deg

Mean motion: 2.13073402 rev/day

Mean motion (dot): -0.00000004 rev/day²

B* drag term: 0.0 1/R_Earth

Two-line elements (TLE)

Creation date: Aug. 26, 2025, 10:27 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Aug. 26, 2025, 11:33 a.m. UTC

TLE line 0: 0 COSMOS 1987 (GLONASS)

TLE line 1: 1 19749U 89001A 25238.48154115 -.00000004 00000-0 00000-0 0 9992

TLE line 2: 2 19749 64.7634 82.3773 0004789 233.5900 305.3712 2.13073402285011

Live tracking on map

Real-time ground track for satellite COSMOS 1987 (GLONASS).

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 1987 (GLONASS).

Target	Orbit	TCA	Probability of collision	Miss distance	Type
COSMOS 1521 (GLONASS)	MEO	2025-01-16 02:32:36	TBA	4296.0 (m)	PAYLOAD
COSMOS 2375 (GLONASS)	MEO	2024-10-12 14:30:01	TBA	4261.0 (m)	PAYLOAD
COSMOS 2375 (GLONASS)	MEO	2024-10-12 03:14:17	TBA	3570.0 (m)	PAYLOAD
COSMOS 2375 (GLONASS)	MEO	2024-10-11 15:58:33	TBA	3362.0 (m)	PAYLOAD
COSMOS 2375 (GLONASS)	MEO	2024-10-11 04:42:48	TBA	3075.0 (m)	PAYLOAD

Associated space launch

GLONASS navigation satellites

COSMOS 1987 (GLONASS) was lifted into orbit during the mission ‘Proton | Uragan 32 & 33’, on board a Proton space rocket.

The launch took place on Jan. 10, 1989, 2:05 a.m. from 200/39 (200L).

For more information about the launch, click the button.

Proton | Uragan 32 & 33

Agency: N/A

Status: Launch Successful

Launch date: Jan. 10, 1989, 2:05 a.m. UTC

Rocket: Proton

Launch pad: 200/39 (200L)

Location: Baikonur Cosmodrome, Republic of Kazakhstan

...

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