Akebono

Japan

International Sat. nº:

Japanese satellite nº: 48

Enginering Name: Exos-D

Launch data:

Designation	19822 / 89016A
Launch date	21 Feb 1989 - 23:30 UT
Launch site	Kagoshima, M1
Launch vehicle	Mu-3S-II
Mission	Scientific:magnetosphere and ionosphere study the formation of aurora
Elliptical Polar Earth orbit:
Perigee / Apogee	264 x 5732 km
Eccentricity	2.92E-01
Inclination	75.1°
Period	150.4 min

Spacecraft data:

Prime contractor	Institude of Space and Aeronautical Science University of Tokyo
Operator	Institute of Space and Aeronautical Science
Platform
Mass at launch	kg
Dry Mass	294 kg
Basic shape
Dimension (m)
Solar array
Stabilization
DC power	270 W (EOL)
Design lifetime	1 yr - no more active on Aug 2017

Credit: JAXA

Mission details:

Investigate particle acceleration regions above auroral region; develop better understanding of acceleration mechanism and relation to substorm phenomena.

Downlink: 400.45 MHz

Ref.: #7(JR005), #15, #226, #235 - update: 01.01.17