Purpose of the flight and payload description
Details of the balloon flight
Balloon launched on: 9/28/1981 at 15:39 utc
Launch site: National Scientific Balloon Facility (NSBF), Palestine, Texas, US
Balloon launched by: National Scientific Balloon Facility (NSBF)
Balloon manufacturer/size/composition: Zero Pressure Balloon Winzen 727.460 m3 (15.24 Microns - Stratofilm) / SF-405.85-060-NSCR-01
Balloon serial number: W25.69-2-02
Flight identification number: 1265P
End of flight (L for landing time, W for last contact, otherwise termination time): 9/29/1981 at 17:02 utc
Balloon flight duration (F: time at float only, otherwise total flight time in d:days / h:hours or m:minutes - ): F 26 h
Landing site: 20 miles SE of Portales, NeW Mexico, US
Payload weight: 1300 kgs
External references
- Balloon program for hard-X-ray astronomy IL Nuovo Cimento C NovembreĀDicembre 1984, Volume 7, Issue 6, pp 648-655
- National Scientific Balloon Facility Annual Report FY 1981 National Center for Atmospheric Research, April 1982
- Observations of galactic and extragalactic high-energy X-ray sources Astrophysical Journal, Part 1 vol. 355, June 1, 1990, p. 468
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