Experimental Geodetic Satellite "Ajisai"(EGS)

In Operation

Overview


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The primary short-range objective for AJISAI (EGS) was testing of NASDA's H-I'(2-stage) launch vehicle. Long-range applications included a survery aimed at rectifying Japan's demestic geodetic triangular net - determining the exact position of many isolated Japanese islands and establishing Japan's geodetic point of origin.
The survey was conducted by the Geographical Survey Institute of the Ministry of Construction and the Hydrography Department of the Maritime Safety Agency, Ministry of Transport.



Major Characteristics

International Designation Code 1986-061A
Launch Date 05:45, August 13, 1986 (JST)
Launch Vehicle H-I Launch Vehicle No.1(H15F)
Location Tanegashima Space Center
Shape 215cm(D) sphere with solar ray and laser beam reflectors.
Weight Approx. 685kg
Orbiter circular
Altitude Approx. 1500km
Inclination Approx. 50 deg
Period Approx. 116 minutes
Attitude Control Spin-stabilization

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