// space science · 1989

Akebono

Japanese research satellite. Akebono was launched on February 21, 1989 aboard a Mu-3S-II from Uchinoura (Kagoshima). Latest status in GCAT: reentered (orbital decay) (Nov 26, 2024).

COSPAR 1989-016ANORAD 19822Japan

Identity

Name in GCAT: Akebono
Payload designation: EXOS-D
International designator: 1989-016A
NORAD catalog number: 19822
GCAT identifier: S19822
UN registration: ST/SG/SER.E/201

Mission

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

Launch

Date: February 21, 1989 · 23:30 UTC
Launch record: 1989-016Success
Rocket: Mu-3S-II
Spaceport: Uchinoura (Kagoshima) · pad M1

Orbit and fate

Orbit class (GCAT): MEO
Perigee: 279 km
Apogee: 10,434 km
Inclination: 75.09°
Status: Reentered (orbital decay)
Status date: November 26, 2024
Last known active: August 2014
End of operations: 1992

Size

Mass: 295 kg
Dry mass: 295 kg
Length: 1.4 m
Diameter: 1.00 m
Span: 61.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q2828969 (CC0).