Glossary

AAS	American Astronomical Society

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

DXS	Diffuse X-ray Spectrometer

EBIT	Electron Beam Ion Trap

EUVE	Extreme Ultraviolet Explorer

EXOSAT	European X-ray Observatory Satellite

FITS	Flexible Image Transport System

FOV	Field of view

FPCS	Flat Plane Crystal Spectrometer (Einstein)

GIS	Gas Imaging Spectrometer

GOF	Guest Observer Facility

GRASP	Generic Retrieval/Archive Services Protocol

GSFC	Goddard Space Flight Center

GSPC	Gas Scintillation Proportional Counter (EXOSAT)

HEAD	High Energy Astrophysics Division (of the AAS)

HEAO	High Energy Astrophysics Observatory

HEASARC	High Energy Astrophysics Science Archive Research Center

HED	High Energy Detector (HEAO-1)

HRI	High-Resolution Imager (Einstein and ROSAT)

HUG	HEASARC Users Group

IDL	Interactive Data Language

IRAF	NOAO's Image Reduction and Analysis Facility

IUE	International Ultraviolet Explorer

LE	Low Energy (EXOSAT)

LED	Low Energy Detector (HEAO-1)

LHEA	Laboratory for High Energy Astrophysics

LLNL	Lawrence Livermore National Laboratory

ME	Medium Energy (EXOSAT)

MED	Medium Energy Detector (HEAO-1)

MPC	Monitor Proportional Counter

MPE	Max Planck Institut für Extraterrestrische Physik

NSSDC	National Space Science Data Center

OGIP	Office for Guest Investigator Programs

OGS	Objective Grating Spectrometer (Einstein)

OSO	Orbiting Solar Observatory

PIMMS	Portable Interactive Multi-Mission Software

PSPC	Position-Sensitive Proportional Counter (Einstein and ROSAT)

ROSAT	Röntgensatellit

SAA	South Atlantic Anomaly

SIS	Solid-state Imaging Spectrometer

SSS	Solid State Spectrometer (Einstein)

XANADU	Analysis system containing XSPEC, XRONOS, XIMAGE and QDP

XSPEC 	Spectral fitting package (part of XANADU)

XTE	X-ray Timing Explorer

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