In orbitDebris

KYOKKO 1 DEB

NORAD: 12331
COSPAR: 1978-014E

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

Owner: Institute of Space and Aeronautical Sci

From GCAT by Jonathan McDowell (CC BY 4.0), record S12331, checked 2026-11-05. About this source

Launch

Launch date: 1978-02-04
Rocket: Mu-3H
Flight: Kyokko/KM -A
Mission name: EXOS-A
Launch site: KASC, M
Launched by: Institute of Space and Aeronautical Sci
Rocket performance: Success
Launch designator: 1978-014

From the GCAT launch log, launch 1978-014, checked 2026-11-05. About this source

Catalogue record

Object type: Debris
Owner code: JPN
Launch date: 1978-02-04
Period: 131.0 min
Inclination: 64.82°
Apogee: 3,707 km
Perigee: 628 km
Radar cross-section: 0.062 m²

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

Where it came from

Parent object: KYOKKO (EXOS-A) (NORAD 10664)

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

Everything from this launch

Debris6 in total, 4 still in orbit
Payload1 in total, 1 still in orbit
Rocket body1 in total, 0 still in orbit