Purpose of the flight and payload description

A detector which had been developed for the observation of cosmic primary electrons in the 10 GeV region.

Details of the balloon flight

Balloon launched on: 6/5/2000 at 6:30 jst
Launch site: Sanriku Balloon Center, Iwate, Japan  
Balloon launched by: Institute of Space and Astronautical Science (ISAS)
Balloon manufacturer/size/composition: Zero Pressure Balloon model B50 50.000 m3
Flight identification number: B50-46
End of flight (L for landing time, W for last contact, otherwise termination time): 6/5/2000 at 17:59 hs
Balloon flight duration (F: time at float only, otherwise total flight time in d:days / h:hours or m:minutes - ): 11 h 10 m
Landing site: Pacific Ocean near the launch site

External references

Images of the mission

Initial ascent phase of the balloon        

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