Rocket body · NORAD 9842 · COSPAR 1977-012B
M-3H R/B
- Operator Japan
- Constellation —
- Country Japan
Altitude now
—
object decayed
Velocity
—
Inclination
65.45°
Period
88.3 min
88.3 min
Perigee
179km
Apogee
196km
orbit unavailableNo orbital element set on file — decayed 20 Mar 1979.· Metadata updated 14 h ago
Live position
Live position
Live position unavailable — this object re-entered the atmosphere on 20 Mar 1979 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
- 2.2 m²
CelesTrak groups
Not listed in any CelesTrak group.
Aliases
- M-3H R/BCelestrak Satcat
Ownership
Operator & country
- Operator
- —
- SATCAT owner code
- JPN · Japan
- Country
- Japan JP
Launch
Launch
- Launch date
- 19 Feb 1977
- COSPAR launch id
- 1977-012
- Launch site
- Uchinoura Space Center
Objects from the same launch · 10
- TANSEI-3 DEB9843DebrisInactive
- M-3H DEB9844DebrisDecayed
- TANSEI-3 DEB9981DebrisInactive
- TANSEI-3 DEB9982DebrisInactive
- TANSEI-3 DEB9983DebrisInactive
- TANSEI-3 DEB12857DebrisInactive
- TANSEI-3 DEB13133DebrisInactive
- TANSEI-3 DEB14512DebrisInactive
- TANSEI-3 DEB19314DebrisInactive
- TANSEI-3 (MS-T3)9841PayloadUnknown
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
- 9842
- COSPAR / international designator
- 1977-012B
- SatelliteIndex id
- sat_01M28X3JMJDCJ7W2ZJQYF7GZDB
- Canonical slug
- m-3h-r-b-9842
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.