Satellite · NORAD 10855 · COSPAR 1978-044A
OTS-2
- Operator European Space Agency
- Constellation —
- Country —
Altitude now
—
no element set
Velocity
—
Inclination
7.83°
Period
1.0 d
1,452.5 min
Perigee
36,069km
Apogee
36,144km
orbit unavailableNo orbital element set on file.· Metadata updated 11 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
- 1.0 m²
CelesTrak groups
Not listed in any CelesTrak group.
Aliases
- OTS-2Celestrak Satcat
Ownership
Operator & country
- Operator
- European Space Agency
- SATCAT owner code
- ESA · European Space Agency
- Country
- —
Launch
Launch
- Launch date
- 11 May 1978
- COSPAR launch id
- 1978-044
Objects from the same launch · 2
- DELTA 1 R/B(1)10856Rocket bodyInactive
- DELTA 1 R/B(2)10857Rocket 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
- 10855
- COSPAR / international designator
- 1978-044A
- SatelliteIndex id
- sat_01M28X3JMRMDZ035DSK8HQZ872
- Canonical slug
- ots-2-10855
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.