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HEASARC Staff Scientist Position - Applications are now being accepted for a Staff Scientist with significant experience and interest in the technical aspects of astrophysics research, to work in the High Energy Astrophysics Science Archive Research Center (HEASARC) at NASA Goddard Space Flight Center (GSFC) in Greenbelt, MD. Refer to the AAS Job register for full details.

ASCA Guest Observer Facility

ASCA Acronyms & Abreviations


  • AO ....... Announcement of Opportunity
  • ADF ...... Astrophysical Data Facility
  • ASCA ..... Advanced Satellite for Cosmology and Astrophysics
  • ARF ...... Ancillary Response File
  • CCD ...... Charged Coupled Device
  • COR ...... Cut-Off Rigidity
  • CPU ...... Central Processing Unit
  • CTE ...... Charge Transfer Efficiency
  • CTI ...... Charge Transfer Inefficiency
  • DFE ...... Dark Frame Error
  • FITS ..... Flexible Image Transport System
  • FOV ...... Field of View
  • FWHM ..... Full Width at Half Maximum
  • FRF ...... First Reduction File
  • FTP ...... File Transfer Protocol
  • GIS ...... Gas Imaging Spectrometer
  • GOF ...... Guest Observer Facility
  • GTI ...... Good Time Interval
  • HEASARC .. High Energy Astrophysics Science Archive Research Center
  • HK ....... Housekeeping
  • HTML ..... Hyper-Text Mark-up language
  • HTTP ..... Hyper-Text Transfer Protocol
  • ISAS ..... Institute of Space and Astronautical Science
  • LHEA ..... Laboratory for High Energy Astrophysics
  • mkf ...... mkfilter file
  • MPC ...... Multi Pulse Count
  • OGIP ..... Office of Guest Investigator Programs
  • PHA ...... Pulse Height Analyzer
  • PI ....... Pulse Invariant
  • PSF ...... Point Spread Function
  • PV ....... Performance Verification
  • QDP ...... Quick and Dandy Plotter (previously Quick and Dirty Plotter)
  • RDD ...... Residual Dark Distribution
  • RMF ...... Redistribution Matrix File
  • RTI ...... Rise Time Invariance
  • SAA ...... South Atlantic Anomaly
  • SCC ...... Space Craft Clock
  • SIS ...... Solid-state Imaging Spectrometer
  • TAI ...... International Atomic Time
  • TDB ...... Barycentric Dynamical Time
  • URL ...... Uniform Resource Locator
  • UT ....... Universal Time
  • UTC ...... Coordinated Universal Time
  • WWW ...... World Wide Web
  • XRT ...... X-ray Telescope


This file was last modified on Monday, 13-Sep-1999 15:36:58 EDT
Curator: Michael Arida (SP Sys); arida@milkyway.gsfc.nasa.gov
HEASARC Guest Observer Facility
If you have any questions concerning ASCA, visit our Feedback form.

This file was last modified on Monday, 13-Sep-1999 15:36:58 EDT

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