// space science · 1978

Jikiken

Japanese research satellite. Jikiken was launched on September 16, 1978 aboard a Mu-3H from Uchinoura (Kagoshima). Latest status in GCAT: reentered (orbital decay) (Apr 22, 2018).

COSPAR 1978-087ANORAD 11027Japan

Identity

Name in GCAT: Jikiken
Payload designation: EXOS-B
International designator: 1978-087A
NORAD catalog number: 11027
GCAT identifier: S11027
UN registration: A/AC.105/INF.381

Mission

Mission type: Space science
Use: Civil government
Program: EXOS
Owner: ISAS
Country: Japan
Builder: Institute of Space and Aeronautical Sci
Platform (bus): EXOS-B

Launch

Date: September 16, 1978 · 05:00 UTC
Launch record: 1978-087Success
Rocket: Mu-3H
Spaceport: Uchinoura (Kagoshima) · pad M

Orbit and fate

Orbit class (GCAT): HEO
Perigee: 249 km
Apogee: 28,876 km
Inclination: 31.43°
Status: Reentered (orbital decay)
Status date: April 22, 2018
Last known active: 1985
End of operations: 1985

Size

Mass: 90 kg
Dry mass: 90 kg
Length: 0.8 m
Diameter: 1.00 m
Span: 103.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q3178657 (CC0).