Satellite · NORAD 12546 · COSPAR 1981-057C
CAT 3
- Operator European Space Agency
- Constellation —
- Country —
Altitude now
—
no element set
Velocity
—
Inclination
10.18°
Period
5.3 h
318.4 min
Perigee
232km
Apogee
17,903km
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
- Unknown
- Object type
- Payload
- SATCAT ops status
- Non-operational [-]
- Radar cross-section
- 2.0 m²
CelesTrak groups
Not listed in any CelesTrak group.
Aliases
- CAT 3Celestrak Satcat
Ownership
Operator & country
- Operator
- European Space Agency
- SATCAT owner code
- ESA · European Space Agency
- Country
- —
Launch
Launch
- Launch date
- 19 Jun 1981
- COSPAR launch id
- 1981-057
- Launch site
- Guiana Space Centre, Kourou
Objects from the same launch · 6
- ARIANE 1 DEB14125DebrisDecayed
- ARIANE 1 DEB48343DebrisInactive
- METEOSAT-212544PayloadUnknown
- APPLE12545PayloadUnknown
- ARIANE 1 R/B12562Rocket bodyDecayed
- METEOSAT-2 AKM (MAGE 1)20837Rocket 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
- 12546
- COSPAR / international designator
- 1981-057C
- SatelliteIndex id
- sat_01M28X3JN1T2KP15BBVVKD0535
- Canonical slug
- cat-3-12546
Orbit class, mission type and constellation membership are derived by SatelliteIndex (Unknown) — see the methodology. Positions are propagated estimates, not tracking measurements; never use them for conjunction assessment.