Purpose of the flight and payload description



*** PAYLOAD DESCRIPTION WILL BE AVAILABLE SOON ***

Details of the balloon flight

Balloon launched on: 10/13/1973
Launch site: Sioux City Airport, Iowa, US  
Balloon launched by: National Scientific Balloon Facility (NSBF)
Balloon manufacturer/size/composition: Zero Pressure Balloon Winzen 441.800 m3 (15.24 microns Stratofilm)
Flight identification number: 89N
End of flight (L for landing time, W for last contact, otherwise termination time): 10/13/1973
Balloon flight duration (F: time at float only, otherwise total flight time in d:days / h:hours or m:minutes - ): F 8 h 10 m
Payload weight: 1011 kgs

Postal cover issued on launch day commemorating the flight

External references

If you consider this website interesting or useful, you can help me to keep it up and running with a small donation to cover the operational costs. Just the equivalent of the price of a cup of coffee helps a lot.



5134