COSMOS 729

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite COSMOS 729 at a glance.

Uptime

18403

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: 104.833 minutes

Inclination: 82.9681 deg

SMA: 7364.774 km

Apoapsis: 1002.895 km

Periapsis: 970.384 km

RAAN: 337.8777 deg

Eccentricy: 0.00220717

Argument of periapsis: 225.362 deg

Mean anomaly: 145.8799 deg

Mean motion: 13.73610466 rev/day

Mean motion (dot): 0.0000008 rev/day2

B* drag term: 0.000070100724 1/REarth

Two-line elements (TLE)

Creation date: Sept. 8, 2025, 6:18 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Sept. 8, 2025, noon UTC

TLE line 0: 0 COSMOS 729

TLE line 1: 1 07768U 75034A 25251.50000154 .00000080 00000-0 70101-4 0 9998

TLE line 2: 2 07768 82.9681 337.8777 0022072 225.3620 145.8799 13.73610466524369

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.

Launch to space Kosmos-3M | Zaliv 19
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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