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Launch Success
Liftoff Time (GMT)
08:30:00
Wednesday February 11, 1981
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.
Medium Earth Orbit
1 Payload
640 kilograms
1st
Mission
1st
Mission of 1981
13th
Orbital launch attempt