There is no data available yet about the payload flown. Below there is a link to the only known reference.
Balloon launched on: 7/29/1984
Launch site: Holloman Air Force Base, Alamogordo, New Mexico, US
Balloon launched by: Air Force Geophysics Laboratory (AFGL)
Balloon manufacturer/size/composition: Zero Pressure Balloon Winzen - SV-100 - 18.750.000 cuft
Flight identification number: H84-20
End of flight (L for landing time, W for last contact, otherwise termination time): 7/29/1984
Landing site: Balloon failure
Payload weight: 2389 lb
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