COSMOS 729

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite COSMOS 729 at a glance.

Uptime

18498

Days in orbit

Revolutions

≈ 13.7

Per day

Orbit

LEO

Low Earth Orbit

Inclination

83.0

Latest

Satellite identification and parameters

Extended collection of information and parameters for COSMOS 729.

Object identification

Identified? True

Debris? False

Object name: COSMOS 729

International designator: 1975-034A

Object number (NORAD): 7768

Object ID (CCSDS): 7768

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 104.832 minutes

Inclination: 82.9642 deg

SMA: 7364.727 km

Apoapsis: 1003.042 km

Periapsis: 970.142 km

RAAN: 268.0193 deg

Eccentricy: 0.00223358

Argument of periapsis: 327.1375 deg

Mean anomaly: 145.2159 deg

Mean motion: 13.73623686 rev/day

Mean motion (dot): 0.00000098 rev/day²

B* drag term: 0.0000892909 1/R_Earth

Two-line elements (TLE)

Creation date: Dec. 12, 2025, 10:14 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Dec. 12, 2025, 6:53 a.m. UTC

TLE line 0: 0 COSMOS 729

TLE line 1: 1 07768U 75034A 25346.28726826 .00000098 00000-0 89291-4 0 9998

TLE line 2: 2 07768 82.9642 268.0193 0022336 327.1375 145.2159 13.73623686537371

Live tracking on map

Real-time ground track for satellite COSMOS 729.

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 729.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
CZ-6A DEB	SSO	2025-07-07 10:24:24	0.0001200139	46.0 (m)	DEBRIS
THORAD AGENA D DEB	SSO	2024-09-28 12:42:25	0.0002636007	190.0 (m)	DEBRIS

Associated space launch

The first soviet navigation system called Tsiklon consisted of Zaliv satellites in low earth orbit.

COSMOS 729 was lifted into orbit during the mission ‘Kosmos-3M | Zaliv 19’, on board a Kosmos-3M space rocket.

The launch took place on April 22, 1975, 9:10 p.m. from 132/1 (132L).

For more information about the launch, click the button.

Kosmos-3M | Zaliv 19

Agency: N/A

Status: Launch Successful

Launch date: April 22, 1975, 9:10 p.m. UTC

Rocket: Kosmos-3M

Launch pad: 132/1 (132L)

Location: Plesetsk Cosmodrome, Russian Federation

...

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