Rocket body · NORAD 18329 · COSPAR 1987-073B
SL-12 R/B(1)
- Operator Commonwealth of Independent States (former USSR)
- Constellation —
- Country Russia
Altitude now
—
object decayed
Velocity
—
Inclination
51.61°
Period
87.4 min
87.4 min
Perigee
142km
Apogee
147km
orbit unavailableNo orbital element set on file — decayed 06 Sept 1987.· Metadata updated 9 h ago
Live position
Live position
Live position unavailable — this object re-entered the atmosphere on 06 Sept 1987 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
- 62.1 m²
CelesTrak groups
Not listed in any CelesTrak group.
Aliases
- SL-12 R/B(1)Celestrak Satcat
Ownership
Operator & country
- Operator
- —
- SATCAT owner code
- CIS · Commonwealth of Independent States (former USSR)
- Country
- Russia RU
Launch
Launch
- Launch date
- 03 Sept 1987
- COSPAR launch id
- 1987-073
- Launch site
- Baikonur Cosmodrome (Tyuratam)
Objects from the same launch · 5
- SL-12 PLAT18330DebrisDecayed
- EKRAN 1618328PayloadUnknown
- SL-12 R/B(2)18331Rocket bodyInactive
- SL-12 R/B(AUX MOTOR)18332Rocket bodyDecayed
- SL-12 R/B(AUX MOTOR)18333Rocket 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
- 18329
- COSPAR / international designator
- 1987-073B
- SatelliteIndex id
- sat_01M28X3JP1D693V3WCE2XM2GND
- Canonical slug
- sl-12-r-b-1-18329
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.