COSMOS 540

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite COSMOS 540 at a glance.

Uptime

19187

Days in orbit

Revolutions

≈ 14.4

Per day

Orbit

LEO

Low Earth Orbit

Inclination

74.1

Latest

Satellite identification and parameters

Extended collection of information and parameters for COSMOS 540.

Object identification

Identified? True

Debris? False

Object name: COSMOS 540

International designator: 1972-104A

Object number (NORAD): 6323

Object ID (CCSDS): 6323

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 100.184 minutes

Inclination: 74.081 deg

SMA: 7145.407 km

Apoapsis: 779.368 km

Periapsis: 755.175 km

RAAN: 13.281 deg

Eccentricy: 0.0016929

Argument of periapsis: 66.6739 deg

Mean anomaly: 293.6194 deg

Mean motion: 14.3734934 rev/day

Mean motion (dot): 0.00000098 rev/day²

B* drag term: 0.000041467 1/R_Earth

Two-line elements (TLE)

Creation date: July 6, 2025, 10:46 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: July 6, 2025, 9:38 p.m. UTC

TLE line 0: 0 COSMOS 540

TLE line 1: 1 6323U 72104A 25187.90147254 .00000098 00000-0 41467-4 0 9996

TLE line 2: 2 6323 74.0810 13.2810 0016929 66.6739 293.6194 14.37349340749670

Live tracking on map

Real-time ground track for satellite COSMOS 540.

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 540.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
CZ-6A DEB	LEO	2025-06-07 03:54:40	0.0001301188	34.0 (m)	DEBRIS
CZ-6A DEB	LEO	2025-04-13 07:47:55	0.000165406	604.0 (m)	DEBRIS
THORAD AGENA D DEB	LEO	2025-01-18 06:44:27	0.0001147476	379.0 (m)	DEBRIS
COSMOS 2251 DEB	LEO	2025-01-08 15:50:57	0.0002670687	113.0 (m)	DEBRIS
CZ-4 DEB	SSO	2024-11-11 15:18:22	0.001478399	255.0 (m)	DEBRIS

Associated space launch

Military communications satellite

COSMOS 540 was lifted into orbit during the mission ‘Kosmos-3M | Strela-2M 7’, on board a Kosmos-3M space rocket.

The launch took place on Dec. 25, 1972, 11:05 p.m. from 132/2.

For more information about the launch, click the button.

Kosmos-3M | Strela-2M 7

Agency: N/A

Status: Launch Successful

Launch date: Dec. 25, 1972, 11:05 p.m. UTC

Rocket: Kosmos-3M

Launch pad: 132/2

Location: Plesetsk Cosmodrome, Russian Federation

...

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Latest news about this satellite

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