Rocket body · NORAD 15544 · COSPAR 1985-010C
IUS R/B(1)
- Operator United States
- Constellation —
- Country United States
Altitude now
—
no element set
Velocity
—
Inclination
27.93°
Period
8.5 h
507.6 min
Perigee
302km
Apogee
29,101km
orbit unavailableNo orbital element set on file.· Metadata updated 10 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
- Rocket body
- Object type
- Rocket body
- Radar cross-section
- —
CelesTrak groups
Not listed in any CelesTrak group.
Aliases
- IUS R/B(1)Celestrak Satcat
Ownership
Operator & country
- Operator
- —
- SATCAT owner code
- US · United States
- Country
- United States US
Launch
Launch
- Launch date
- 24 Jan 1985
- COSPAR launch id
- 1985-010
Objects from the same launch · 3
- STS 51C15496PayloadDecayed
- USA 815543PayloadUnknown
- IUS R/B(2)15545Rocket 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
- 15544
- COSPAR / international designator
- 1985-010C
- SatelliteIndex id
- sat_01M28X3JNJDS27GT3ZGZR0WE8Q
- Canonical slug
- ius-r-b-1-15544
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.