COSMOS 839 DEB

Satellite information

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Satellite Type and Status

DEBRISIN ORBIT

Key statistics

Satellite COSMOS 839 DEB at a glance.

Uptime

17959

Days in orbit

Revolutions

≈ 12.5

Per day

Orbit

MEO

Medium Earth Orbit

Inclination

66.0

Latest

Satellite identification and parameters

Extended collection of information and parameters for COSMOS 839 DEB.

Object identification

Identified? True

Debris? True

Object name: COSMOS 839 DEB

International designator: 1976-067AA

Object number (NORAD): 10449

Object ID (CCSDS): 10449

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: MEDIUM

Orbital parameters

Period: 115.611 minutes

Inclination: 66.0346 deg

SMA: 7861.271 km

Apoapsis: 2071.82 km

Periapsis: 894.453 km

RAAN: 178.089 deg

Eccentricy: 0.074884

Argument of periapsis: 108.8678 deg

Mean anomaly: 259.4991 deg

Mean motion: 12.45556934 rev/day

Mean motion (dot): -0.00000032 rev/day2

B* drag term: 0.000057659449 1/REarth

Two-line elements (TLE)

Creation date: Sept. 8, 2025, 3:16 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Sept. 7, 2025, 9:16 p.m. UTC

TLE line 0: 0 COSMOS 839 DEB

TLE line 1: 1 10449U 76067AA 25250.88636890 -.00000032 00000-0 57659-4 0 9998

TLE line 2: 2 10449 66.0346 178.0890 0748840 108.8678 259.4991 12.45556934235202

Live tracking on map

Real-time ground track for satellite COSMOS 839 DEB.

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 839 DEB.

Target Orbit TCA Probability of collision Miss distance Type
SL-8 R/B LEO 2025-05-15 12:47:42 0.002130162 133.0 (m) ROCKET BODY

Associated space launch

ASAT target satellite

COSMOS 839 DEB was lifted into orbit during the mission ‘Kosmos-3M | DS-P1-M 9 (Kosmos-839)’, on board a Kosmos-3M space rocket.

The launch took place on July 8, 1976, 9:08 p.m. from 132/1 (132L).

For more information about the launch, click the button.

Launch to space Kosmos-3M | DS-P1-M 9 (Kosmos-839)
Kosmos-3M | DS-P1-M 9 (Kosmos-839)

Agency: N/A

Status: Launch Successful

Launch date: July 8, 1976, 9:08 p.m. UTC

Rocket: Kosmos-3M

Launch pad: 132/1 (132L)

Location: Plesetsk Cosmodrome, Russian Federation

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