Satellite · NORAD 11548 · COSPAR 1979-085A
COSMOS 1138
- Operator Russian Ministry of Defence
- Constellation Kosmos (Russian military / government)
- Country Russia
Altitude now
—
object decayed
Velocity
—
Inclination
72.86°
Period
92.3 min
92.3 min
Perigee
363km
Apogee
408km
orbit unavailableNo orbital element set on file — decayed 12 Oct 1979.· Metadata updated 11 h ago
Live position
Live position
Live position unavailable — this object re-entered the atmosphere on 12 Oct 1979 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 1138Celestrak 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
- 28 Sept 1979
- COSPAR launch id
- 1979-085
- Launch site
- Plesetsk Cosmodrome
Objects from the same launch · 5
- COSMOS 1138 DEB11575DebrisDecayed
- COSMOS 1138 DEB11576DebrisDecayed
- COSMOS 1138 DEB11577DebrisDecayed
- COSMOS 1138 DEB11578DebrisDecayed
- SL-4 R/B11549Rocket 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
- 11548
- COSPAR / international designator
- 1979-085A
- SatelliteIndex id
- sat_01M28X3JMW3D5T5KMSDN1K8AKA
- Canonical slug
- cosmos-1138-11548
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.