Skip to content
SatelliteIndex

Rocket body · NORAD 49405 · COSPAR 2021-102L

EPSILON R/B

DecayedRocket bodyLEORocket body derived
  • Operator Japan
  • Constellation
  • Country Japan

Altitude now

object decayed

Velocity

Inclination

97.65°

Period

86.9 min

86.9 min

Perigee

106km

Apogee

135km

orbit unavailableNo orbital element set on file — decayed 20 Jan 2022.· Metadata updated 14 h ago

Live position

Live position

Live position unavailable — this object re-entered the atmosphere on 20 Jan 2022 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

CelesTrak groups

Not listed in any CelesTrak group.

Aliases

  • EPSILON R/BCelestrak Satcat

Ownership

Operator & country

Operator
SATCAT owner code
JPN · Japan
Country
Japan JP

Launch

Launch

Launch page
Launch date
09 Nov 2021
COSPAR launch id
2021-102

Objects from the same launch · 12

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
49405
COSPAR / international designator
2021-102L
SatelliteIndex id
sat_01M28X3JVSJDXCXJNDXQRE2V2N
Canonical slug
epsilon-r-b-49405

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.