In orbitRocket body

M-V R/B(2)

NORAD: 25388
COSPAR: 1998-041C

OrbitalWiki publishes live orbits for active satellites only. This object is in the full catalogue: who launched it, what it is and its last published orbit are below, but there are no current orbital elements for it here.

Spacecraft

Built by: Nissan Motor Co Ltd
Owner: Institute of Space and Astronautical Sci
Platform (bus): KM-V1
Mass at launch: 1,324 kg(estimate, good to about 20%)
Dry mass: 124 kg
Total mass with attached parts: 124 kg(estimate, good to about 20%)
Length: 2 m
Diameter: 1.2 m
Span with arrays and booms: 2 m
Shape: Sphere + Cone

From GCAT by Jonathan McDowell (CC BY 4.0), record S25388, checked 2026-11-05. About this source

Launch

Launch date: 1998-07-03
Rocket: M-V
Flight: PLANET B/KM
Mission name: Planet B
Launch site: KASC, M-V
Launched by: Institute of Space and Aeronautical Sci
Rocket performance: Success
Launch designator: 1998-041

From the GCAT launch log, launch 1998-041, checked 2026-11-05. About this source

Catalogue record

Object type: Rocket body
Owner code: JPN
Launch date: 1998-07-03
Period: 27724.0 min
Inclination: 23.88°
Apogee: 592,196 km
Perigee: 1,917 km

From CelesTrak SATCAT, checked 2026-11-05. About this source

Where it came from

Parent object: M-V R/B(1) (NORAD 25384)
Catalogued pieces that came from it: 1

The object this one was attached to at launch, or broke off from, as GCAT records it.

Everything from this launch

Debris2 in total, 0 still in orbit
Payload1 in total, 1 still in orbit
Rocket body2 in total, 1 still in orbit