COSMOS 540

Satellite information

Favourite Embed

Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite COSMOS 540 at a glance.

Uptime

19242

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: 100.183 minutes

Inclination: 74.0787 deg

SMA: 7145.347 km

Apoapsis: 780.696 km

Periapsis: 753.727 km

RAAN: 272.5241 deg

Eccentricy: 0.00188719

Argument of periapsis: 310.4294 deg

Mean anomaly: 49.5213 deg

Mean motion: 14.37367488 rev/day

Mean motion (dot): 0.00000243 rev/day²

B* drag term: 0.00008994075 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, 7:35 p.m. UTC

TLE line 0: 0 COSMOS 540

TLE line 1: 1 06323U 72104A 25242.81598082 .00000243 00000-0 89941-4 0 9998

TLE line 2: 2 06323 74.0787 272.5241 0018872 310.4294 49.5213 14.37367488757296

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
IRIDIUM 47 DEB	LEO	2025-08-13 15:13:51	0.0002841589	608.0 (m)	DEBRIS
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

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

...

Go to the launch

Latest news about this satellite

There are no fresh news available about this satellite. Check back as we update our databases every day.

Return to all satellites

Embed the widget

Just copy the snippet below and paste it as HTML in your article, presentation, e-mail, blog post or website.

<iframe src="https://obdh.space/embed/satcat/6323/" width="400" height="720" frameborder="0"></iframe>

Real-time statistics and tracking

The widget will always be up to date. All data, statistics and tracking map are automatically refreshed in real-time. Check the examples below!

Widget preview

Newsletter sign-up

Weekly statistics, charts and insights to help you stay on top of the space industry.