Satellite · NORAD 21422 · COSPAR 1991-042A
COSMOS 2151
- Operator Russian Ministry of Defence
- Constellation Kosmos (Russian military / government)
- Country Russia
Altitude now
—
no element set
Velocity
—
Inclination
82.49°
Period
96.0 min
96.0 min
Perigee
556km
Apogee
574km
orbit unavailableNo orbital element set on file.· Metadata updated 9 h ago
Live position
Live position
Live position unavailable — no public orbital element set exists for this object (it may be classified, untracked or too small to catalogue).
Mission
Mission & classification
- Mission type derived
- Military
- Object type
- Payload
- Radar cross-section
- 5.7 m²
- Constellation membership derived
- Kosmos (Russian military / government) via name_pattern
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
- 13 Jun 1991
- COSPAR launch id
- 1991-042
- Launch site
- Plesetsk Cosmodrome
Objects from the same launch · 1
- SL-14 R/B21423Rocket bodyInactive
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
- 21422
- COSPAR / international designator
- 1991-042A
- SatelliteIndex id
- sat_01M28X3JPJH8J9GEPT0J60KF77
- Canonical slug
- cosmos-2151-21422
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.