NOTICE: This Legacy journal article was published in Volume 4, February 1994, and has not been updated since publication. Please use the search facility above to find regularly-updated information about this topic elsewhere on the HEASARC site.

Glossary

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ADF         Astrophysics Data Facility
ADS         Astrophysics Data System
Astro-D     Fourth Japanese X-ray Satellite (before launch)
ASCA        Advanced Satellite for Cosmology and Astrophysics (formerly Astro-D)
AXAF        Advanced X-ray Astrophysics Facility
BBXRT       Broad Band X-Ray Telescope
CGRO        Compton Gamma Ray Observatory (or Compton Observatory)
CMA         Channel Multiplier Array (EXOSAT)
COSSC       Compton Observatory Science Support Center
EUVE        Extreme Ultraviolet Explorer
EXOSAT      European X-ray Observatory Satellite
FITS        Flexible Image Transport System
GIS         Gas Imaging Spectrometer
GOF         Guest Observer Facility
GRASP       Generic Retrieval/Archive Services Protocol
HEAO        High Energy Astrophysics Observatory
HEASARC     High Energy Astrophysics Science Archive Research Center
HRI         High-Resolution Imager
HUG         HEASARC Users Group
IDL         Interactive Data Language
IRAF        NOAO's Image Reduction and Analysis Facility
IUE         International Ultraviolet Explorer
LE          Low Energy (EXOSAT)
LHEA        Laboratory for High Energy Astrophysics
ME          Medium Energy (EXOSAT)
MPC         Monitor Proportional Counter
NSSDC       National Space Science Data Center
OGIP        Office for Guest Investigator Programs
OSO         Orbiting Solar Observatory
PIMMS       Portable Interactive Multi-Mission Software
PSPC        Position-Sensitive Proportional Counter
ROSAT       Röntgensatellit
SIS         Solid-state Imaging Spectrometer
SSS         Solid State Spectrometer
XANADU      Analysis system containing XSPEC, XRONOS, XIMAGE and QDP
XTE         X-ray Timing Explorer

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