Debris object · NORAD 18673 · COSPAR 1976-067BQ
COSMOS 839 DEB
- Operator Commonwealth of Independent States (former USSR)
- Constellation —
- Country Russia
Altitude now
—
object decayed
Velocity
—
Inclination
64.49°
Period
100.3 min
100.3 min
Perigee
456km
Apogee
1,085km
orbit unavailableNo orbital element set on file — decayed 10 Sept 1988.· Metadata updated 27 h ago
Live position
Live position
Live position unavailable — this object re-entered the atmosphere on 10 Sept 1988 and is no longer tracked.
Mission
Mission & classification
- Mission type derived
- Debris
- Object type
- Debris
- SATCAT ops status
- Decayed [D]
- Radar cross-section
- 0.2 m²
CelesTrak groups
Not listed in any CelesTrak group.
Aliases
- COSMOS 839 DEBCelestrak Satcat
Ownership
Operator & country
- Operator
- —
- SATCAT owner code
- CIS · Commonwealth of Independent States (former USSR)
- Country
- Russia RU
Launch
Launch
- Launch date
- 08 Jul 1976
- COSPAR launch id
- 1976-067
- Launch site
- Plesetsk Cosmodrome
Objects from the same launch · 40+
- SL-8 DEB9016DebrisInactive
- COSMOS 839 DEB10410DebrisInactive
- COSMOS 839 DEB10411DebrisInactive
- COSMOS 839 DEB10412DebrisInactive
- COSMOS 839 DEB10413DebrisInactive
- COSMOS 839 DEB10414DebrisInactive
- COSMOS 839 DEB10415DebrisInactive
- COSMOS 839 DEB10416DebrisInactive
- COSMOS 839 DEB10417DebrisInactive
- COSMOS 839 DEB10436DebrisInactive
- COSMOS 839 DEB10437DebrisInactive
- COSMOS 839 DEB10438DebrisInactive
Change log
History
No changes recorded since first ingestion on 11 Sept 2026 18:54 UTC. Status, orbit class, name and ownership changes are logged here as sources are re-ingested.
Regulatory
UN registration
Transparency
Sources & provenance
No source is linked to this record yet — the catalogue row exists but no provenance entry has been written for it.
Field provenance
No field-level provenance recorded.
Timeline
Events
No events detected for this object yet. Launches, decays and orbit changes are generated by the derived-analytics connector.
Reference
Identifiers
- NORAD catalogue number
- 18673
- COSPAR / international designator
- 1976-067BQ
- SatelliteIndex id
- sat_01M28X3JP3HXEYJ1YG13G74QMH
- Canonical slug
- cosmos-839-deb-18673
Orbit class, mission type and constellation membership are derived by SatelliteIndex (Debris) — see the methodology. Positions are propagated estimates, not tracking measurements; never use them for conjunction assessment.