Satellite · NORAD 21035 · COSPAR 1990-115A
COSMOS 2120
- Operator Russian Ministry of Defence
- Constellation Kosmos (Russian military / government)
- Country Russia
Altitude now
—
object decayed
Velocity
—
Inclination
82.57°
Period
89.3 min
89.3 min
Perigee
227km
Apogee
248km
orbit unavailableNo orbital element set on file — decayed 17 Jan 1991.· Metadata updated 9 h ago
Live position
Live position
Live position unavailable — this object re-entered the atmosphere on 17 Jan 1991 and is no longer tracked.
Mission
Mission & classification
- Mission type derived
- Military
- Object type
- Payload
- SATCAT ops status
- Decayed [D]
- Radar cross-section
- —
- Constellation membership derived
- Kosmos (Russian military / government) via name_pattern
CelesTrak groups
Not listed in any CelesTrak group.
Aliases
- COSMOS 2120Celestrak Satcat
Ownership
Operator & country
- Operator
- Russian Ministry of Defence
- SATCAT owner code
- CIS · Commonwealth of Independent States (former USSR)
- Country
- Russia RU
Launch
Launch
- Launch date
- 26 Dec 1990
- COSPAR launch id
- 1990-115
- Launch site
- Plesetsk Cosmodrome
Objects from the same launch · 6
- SL-4 DEB21037DebrisDecayed
- COSMOS 2120 DEB21061DebrisDecayed
- COSMOS 2120 DEB21062DebrisDecayed
- COSMOS 2120 DEB21063DebrisDecayed
- COSMOS 2120 DEB21068DebrisDecayed
- SL-4 R/B21036Rocket bodyDecayed
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
- 21035
- COSPAR / international designator
- 1990-115A
- SatelliteIndex id
- sat_01M28X3JPGQQFZBRF1ZDZ0BC6Y
- Canonical slug
- cosmos-2120-21035
Orbit class, mission type and constellation membership are derived by SatelliteIndex (Military) — see the methodology. Positions are propagated estimates, not tracking measurements; never use them for conjunction assessment.