COSMOS 1521 (GLONASS)

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite COSMOS 1521 (GLONASS) at a glance.

Uptime

15167

Days in orbit

Revolutions

≈ 2.1

Per day

Orbit

MEO

Medium Earth Orbit

Inclination

66.4

Latest

Satellite identification and parameters

Extended collection of information and parameters for COSMOS 1521 (GLONASS).

Object identification

Identified? True

Debris? False

Object name: COSMOS 1521 (GLONASS)

International designator: 1983-127C

Object number (NORAD): 14592

Object ID (CCSDS): 14592

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: MEDIUM

Orbital parameters

Period: 673.409 minutes

Inclination: 66.4481 deg

SMA: 25449.509 km

Apoapsis: 19229.019 km

Periapsis: 18913.73 km

RAAN: 336.2312 deg

Eccentricy: 0.0061944

Argument of periapsis: 192.0255 deg

Mean anomaly: 211.8572 deg

Mean motion: 2.13837389 rev/day

Mean motion (dot): -0.00000071 rev/day2

B* drag term: 0.0 1/REarth

Two-line elements (TLE)

Creation date: July 5, 2025, 5:45 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: July 5, 2025, 11:11 a.m. UTC

TLE line 0: 0 COSMOS 1521 (GLONASS)

TLE line 1: 1 14592U 83127C 25186.46607300 -.00000071 00000-0 00000-0 0 9999

TLE line 2: 2 14592 66.4481 336.2312 0061944 192.0255 211.8572 2.13837389324188

Live tracking on map

Real-time ground track for satellite COSMOS 1521 (GLONASS).

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 1521 (GLONASS).

Target Orbit TCA Probability of collision Miss distance Type
SL-12 R/B(2) MEO 2025-06-08 09:27:14 TBA 2275.0 (m) ROCKET BODY
COSMOS 1987 (GLONASS) MEO 2025-01-16 02:32:36 TBA 4296.0 (m) PAYLOAD

Associated space launch

GLONASS navigation satellites

COSMOS 1521 (GLONASS) was lifted into orbit during the mission ‘Proton | Uragan 4 & 5’, on board a Proton space rocket.

The launch took place on Dec. 29, 1983, 12:52 a.m. from 200/40.

For more information about the launch, click the button.

Launch to space Proton | Uragan 4 & 5
Proton | Uragan 4 & 5

Agency: N/A

Status: Launch Successful

Launch date: Dec. 29, 1983, 12:52 a.m. UTC

Rocket: Proton

Launch pad: 200/40

Location: Baikonur Cosmodrome, Republic of Kazakhstan

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