Purpose of the flight and payload description
Details of the balloon flight
Balloon launched on: 4/9/1984 at 17:04 utc
Launch site: Pacific Missile Range Facility, Barking Sands, Kauai, Hawaii, US
Balloon launched by: National Scientific Balloon Facility (NSBF)
Balloon manufacturer/size/composition: Zero Pressure Balloon Winzen 29.060.000 cuft (Stratofilm 421)
Balloon serial number: SF-421.82-080-NSCR-01 - W29.06-2-02
Flight identification number: 198N
End of flight (L for landing time, W for last contact, otherwise termination time): 4/10/1984 at 7:00 utc
Balloon flight duration (F: time at float only, otherwise total flight time in d:days / h:hours or m:minutes - ): 14 h
Landing site: Pacific Ocean Recovery
The balloon was launched from Barking Sands, Hawaii on 9 April 1984. The balloon achieved a stable float altitude of 37.5 kilometers without incident and flew for 10 more hours.
- An observation of cosmic ray positrons from 10-20 GeV 19th Intern. Cosmic Ray Conf., Vol. 2 p 378
- Cosmic-ray positrons from 10 to 20 GeV - A balloon-borne measurement using the geomagnetic east-west asymmetry Astrophysical Journal, Part 1, vol. 312, Jan. 1, 1987, p. 183-194
- The limits of stratofilm Advances in Space Research - Volume 5, Issue 1, 1985, Pag. 5
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