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ETS 4 (Kiku 3)


Engineering Test Satellite-4 (ETS-4) was launched by the National Space Development Agency of Japan from the Tanegashima Space Center using the N-2 Star-37E launch vehicle. The satellite's national name was Kiku-3.

Nation: Japan
Type / Application: Technology
Operator: NASDA
Contractors: Mitsubishi Electric (MELCO)
Power: Solar cells, batteries
Mass: 640 kg
Orbit: 223 km × 35824 km, 28.6
Satellite COSPAR Date LS Launch Vehicle Remarks
ETS 4 (Kiku 3) 1981-012A 11.02.1981 Ta LP-N N-2 Star-37E

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