From Wikipedia, the free encyclopedia   (Redirected from P78-1)
Jump to: navigation, search The P78-1  P78-1 or Solwind was a
United States satellite launched aboard an Atlas F rocket from
Vandenberg Air Force Base in California on February 24, 1979.
The satellite operated until it was destroyed in orbit to test
the ASM-135 ASAT anti-satellite missile.  Construction and
payload[edit]  The Orbiting Solar Observatory (OSO) platform
included a solar-oriented sail and a rotating wheel section.
Ball Aerospace was the primary contractor for design and
construction, and provided the attitude control and
determination computer programs.[1] The P78-1 carried a gamma-
ray spectrometer, a white-light coronagraph, an extreme-
ultraviolet imager, an X-ray spectrometer, a high-latitude
particle spectrometer, an aerosol monitor, and an X-ray monitor.
The X-ray monitor, designated NRL-608 or XMON, was a
collaboration between the Naval Research Laboratory and Los
Alamos National Laboratory. The white-light coronagraph and the
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