Purpose of the flight and payload description


Details of the balloon flight

Balloon launched on: 9/19/1964 at 3:59 cst
Launch site: Columbia Scientific Balloon Facility, Palestine, Texas, US  
Balloon launched by: National Center for Atmospheric Research (NCAR)
Balloon manufacturer/size/composition: Zero Pressure Balloon 5.025.000 cuft (0.5 Mil. W/ 0.5 Mil. Cap)
Flight identification number: 69P
End of flight (L for landing time, W for last contact, otherwise termination time): 9/19/1964
Balloon flight duration (F: time at float only, otherwise total flight time in d:days / h:hours or m:minutes - ): 4 h 30 m
Landing site: Flight terminated early due to balloon descent
Payload weight: 321 pds

Postal cover issued on launch day commemorating the flight

External references

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