Rocket body · NORAD 9864 · COSPAR 1977-018B
DELTA 1 R/B(2)
- Operator United States
- Constellation —
- Country United States
Altitude now
—
object decayed
Velocity
—
Inclination
24.29°
Period
87.7 min
87.7 min
Perigee
124km
Apogee
194km
orbit unavailableNo orbital element set on file — decayed 10 Jun 2019.· Metadata updated 11 h ago
Live position
Live position
Live position unavailable — this object re-entered the atmosphere on 10 Jun 2019 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
- 2.0 m²
CelesTrak groups
Not listed in any CelesTrak group.
Aliases
- DELTA 1 R/B(2)Celestrak Satcat
Ownership
Operator & country
- Operator
- —
- SATCAT owner code
- US · United States
- Country
- United States US
Launch
Launch
- Launch date
- 10 Mar 1977
- COSPAR launch id
- 1977-018
Objects from the same launch · 5
- DELTA 1 DEB9867DebrisDecayed
- DELTA 1 DEB9868DebrisDecayed
- DELTA 1 DEB [YO]28145DebrisInactive
- PALAPA 29862PayloadUnknown
- DELTA 1 R/B(1)9866Rocket 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
- 9864
- COSPAR / international designator
- 1977-018B
- SatelliteIndex id
- sat_01M28X3JMJDCJ7W2ZJQYF7GZE1
- Canonical slug
- delta-1-r-b-2-9864
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.