Rocket body · NORAD 26909 · COSPAR 2001-041B
SL-4 R/B
- Operator Commonwealth of Independent States (former USSR)
- Constellation —
- Country Russia
Altitude now
—
object decayed
Velocity
—
Inclination
51.61°
Period
87.6 min
87.6 min
Perigee
154km
Apogee
156km
orbit unavailableNo orbital element set on file — decayed 16 Sept 2001.· Metadata updated 10 h ago
Live position
Live position
Live position unavailable — this object re-entered the atmosphere on 16 Sept 2001 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
- 11.9 m²
CelesTrak groups
Not listed in any CelesTrak group.
Aliases
- SL-4 R/BCelestrak Satcat
Ownership
Operator & country
- Operator
- —
- SATCAT owner code
- CIS · Commonwealth of Independent States (former USSR)
- Country
- Russia RU
Launch
Launch
- Launch date
- 14 Sept 2001
- COSPAR launch id
- 2001-041
- Launch site
- Baikonur Cosmodrome (Tyuratam)
Objects from the same launch · 1
- PROGRESS-DC 126908PayloadDecayed
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
- 26909
- COSPAR / international designator
- 2001-041B
- SatelliteIndex id
- sat_01M28X3JQGT2FWVWCC5KHJ4QFC
- Canonical slug
- sl-4-r-b-26909
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.