COSMOS 1555 (GLONASS)

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite COSMOS 1555 (GLONASS) at a glance.

Uptime

15183

Days in orbit

Revolutions

≈ 2.1

Per day

Orbit

MEO

Medium Earth Orbit

Inclination

66.5

Latest

Satellite identification and parameters

Extended collection of information and parameters for COSMOS 1555 (GLONASS).

Object identification

Identified? True

Debris? False

Object name: COSMOS 1555 (GLONASS)

International designator: 1984-047B

Object number (NORAD): 14978

Object ID (CCSDS): 14978

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: MEDIUM

Orbital parameters

Period: 675.733 minutes

Inclination: 66.465 deg

SMA: 25508.034 km

Apoapsis: 19162.516 km

Periapsis: 19097.282 km

RAAN: 334.796 deg

Eccentricy: 0.0012787

Argument of periapsis: 184.795 deg

Mean anomaly: 330.5715 deg

Mean motion: 2.13101883 rev/day

Mean motion (dot): -0.00000053 rev/day²

B* drag term: 0.0 1/R_Earth

Two-line elements (TLE)

Creation date: Dec. 10, 2025, 10:36 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Dec. 10, 2025, 2:01 p.m. UTC

TLE line 0: 0 COSMOS 1555 (GLONASS)

TLE line 1: 1 14978U 84047B 25344.58411757 -.00000053 00000-0 00000+0 0 9996

TLE line 2: 2 14978 66.4650 334.7960 0012787 184.7950 330.5715 2.13101883295488

Live tracking on map

Real-time ground track for satellite COSMOS 1555 (GLONASS).

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 1555 (GLONASS).

Target	Orbit	TCA	Probability of collision	Miss distance	Type
COSMOS 2204 (GLONASS)	MEO	2025-09-10 10:45:07	TBA	4779.0 (m)	PAYLOAD
COSMOS 2204 (GLONASS)	MEO	2025-09-09 23:29:23	TBA	4697.0 (m)	PAYLOAD
BREEZE-M DEB	MEO	2025-08-10 07:54:23	TBA	2117.0 (m)	DEBRIS
COSMOS 2380 (GLONASS)	MEO	2025-08-06 01:31:23	TBA	4999.0 (m)	PAYLOAD
COSMOS 2380 (GLONASS)	MEO	2025-08-05 14:15:39	TBA	3875.0 (m)	PAYLOAD

Associated space launch

GLONASS navigation satellites

COSMOS 1555 (GLONASS) was lifted into orbit during the mission ‘Proton | Uragan 6 & 7’, on board a Proton space rocket.

The launch took place on May 19, 1984, 3:10 p.m. from 200/40.

For more information about the launch, click the button.

Proton | Uragan 6 & 7

Agency: N/A

Status: Launch Successful

Launch date: May 19, 1984, 3:10 p.m. UTC

Rocket: Proton

Launch pad: 200/40

Location: Baikonur Cosmodrome, Republic of Kazakhstan

...

Go to the launch

Latest news about this satellite

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