Rocket body · NORAD 218 · COSPAR 1961-035B
ATLAS AGENA B R/B
- Operator United States
- Constellation —
- Country United States
Altitude now
—
object decayed
Velocity
—
Inclination
89.68°
Period
88.3 min
88.3 min
Perigee
180km
Apogee
201km
orbit unavailableNo orbital element set on file — decayed 31 Dec 1961.· Metadata updated 7 d ago
Live position
Live position
Live position unavailable — this object re-entered the atmosphere on 31 Dec 1961 and is no longer tracked.
Mission
Mission & classification
- Mission type derived
- Rocket body
- Object type
- Rocket body
- SATCAT ops status
- Decayed [D]
- Radar cross-section
- —
CelesTrak groups
Not listed in any CelesTrak group.
Aliases
- ATLAS AGENA B R/BCelestrak Satcat
Ownership
Operator & country
- Operator
- —
- SATCAT owner code
- US · United States
- Country
- United States US
Launch
Launch
- Launch date
- 22 Dec 1961
- COSPAR launch id
- 1961-035
Objects from the same launch · 2
- SAMOS 5 DEB [REFLECTOR]219DebrisDecayed
- SAMOS 5217PayloadDecayed
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
- 218
- COSPAR / international designator
- 1961-035B
- SatelliteIndex id
- sat_01M28X3JJ8WJHWTANJEEAGWQDE
- Canonical slug
- atlas-agena-b-r-b-218
Orbit class, mission type and constellation membership are derived by SatelliteIndex (Rocket body) — see the methodology. Positions are propagated estimates, not tracking measurements; never use them for conjunction assessment.