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SatelliteIndex

Debris object · NORAD 9844 · COSPAR 1977-012D

M-3H DEB

DecayedDebrisLEODebris derived
  • Operator Japan
  • Constellation —
  • Country Japan

Altitude now

—

object decayed

Velocity

—

Inclination

64.94°

Period

91.1 min

91.1 min

Perigee

265km

Apogee

394km

orbit unavailableNo orbital element set on file — decayed 15 May 1978.· Metadata updated 18 h ago

Live position

Live position

Live position unavailable — this object re-entered the atmosphere on 15 May 1978 and is no longer tracked.

Mission

Mission & classification

Mission type derived
Debris
Object type
Debris
SATCAT ops status
Decayed [D]
Radar cross-section
0.1 m²

CelesTrak groups

Not listed in any CelesTrak group.

Aliases

  • M-3H DEBCelestrak Satcat

Ownership

Operator & country

Operator
—
SATCAT owner code
JPN · Japan
Country
Japan JP

Launch

Launch

Launch page →
Launch date
19 Feb 1977
COSPAR launch id
1977-012
Launch site
Uchinoura Space Center

Objects from the same launch · 10

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

UN Register of Objects Launched into Outer Space (UNOOSA) — connector planned, not yet ingested; registration unavailable

Transparency

Sources & provenance

All sources →

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

All 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
9844
COSPAR / international designator
1977-012D
SatelliteIndex id
sat_01M28X3JMJDCJ7W2ZJQYF7GZDD
Canonical slug
m-3h-deb-9844

Orbit class, mission type and constellation membership are derived by SatelliteIndex (Debris) — see the methodology. Positions are propagated estimates, not tracking measurements; never use them for conjunction assessment.