COSMOS 800

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite COSMOS 800 at a glance.

Uptime

18111

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 800.

Object identification

Identified? True

Debris? False

Object name: COSMOS 800

International designator: 1976-011A

Object number (NORAD): 8645

Object ID (CCSDS): 8645

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 104.943 minutes

Inclination: 82.9761 deg

SMA: 7369.916 km

Apoapsis: 1008.345 km

Periapsis: 975.216 km

RAAN: 327.6119 deg

Eccentricy: 0.00224755

Argument of periapsis: 61.2119 deg

Mean anomaly: 61.2271 deg

Mean motion: 13.72173404 rev/day

Mean motion (dot): 0.00000076 rev/day2

B* drag term: 0.000066772824 1/REarth

Two-line elements (TLE)

Creation date: Sept. 3, 2025, 2:21 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Sept. 2, 2025, 6:51 p.m. UTC

TLE line 0: 0 COSMOS 800

TLE line 1: 1 08645U 76011A 25245.78609774 .00000076 00000-0 66773-4 0 9990

TLE line 2: 2 08645 82.9761 327.6119 0022475 61.2119 61.2271 13.72173404481977

Live tracking on map

Real-time ground track for satellite COSMOS 800.

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 800.

Target Orbit TCA Probability of collision Miss distance Type
FENGYUN 1C DEB SSO 2025-07-08 02:58:09 0.0001748764 638.0 (m) DEBRIS
FENGYUN 1C DEB SSO 2024-12-10 00:57:01 0.0002901406 540.0 (m) DEBRIS
FENGYUN 1C DEB SSO 2024-09-15 10:21:49 0.000294503 339.0 (m) DEBRIS

Associated space launch

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

COSMOS 800 was lifted into orbit during the mission ‘Kosmos-3M | Zaliv 20’, on board a Kosmos-3M space rocket.

The launch took place on Feb. 3, 1976, 8:16 a.m. from 132/1 (132L).

For more information about the launch, click the button.

Launch to space Kosmos-3M | Zaliv 20
Kosmos-3M | Zaliv 20

Agency: N/A

Status: Launch Successful

Launch date: Feb. 3, 1976, 8:16 a.m. UTC

Rocket: Kosmos-3M

Launch pad: 132/1 (132L)

Location: Plesetsk Cosmodrome, Russian Federation

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