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Quick Links

  • GALEX CAUSE: Join with others to support continued GALEX science operations.
  • GALEXFest 2012: A Conference in Pasadena on Sep 4-7, 2012 celebrating the GALEX Mission.
  • Publications: View a list of GALEX-related journal publications.
  • Current Status: What is GALEX currently doing?
  • GALEX Tools: Online tools to help you plan your GALEX observation.
  • FAQ: Frequently Asked Questions to help in planning and analysis of GALEX observations.

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GALEX Technical Documentation

  • Chapter 1 - Instrument Overview

      Optics   Detectors   Performance Parameters
  • Chapter 2 - GALEX Science Surveys

      Introduction   GALEX science surveys   Imaging Surveys   Spectroscopic surveys   Legacy Surveys   Guest Investigator Program   Observational Constraints and Safety
  • Chapter 3 - Pipeline Overview - Imaging

      Overview   Transformation and aspect correction   Mapping   Background map and source extraction
  • Chapter 4 - Data Products - Imaging

      Data Products   Image Product Gallery   Additional Data Products   Catalog Binary FITS Tables   SExtractor Input Files   Description of the GALEX merged catalog (mcat)
  • Chapter 5 - Data Analysis - Imaging

      Astrometric Uncertainties   Point Spread Function
  • Chapter 5a - Deep imaging photometry

  • Chapter 6 - Spectroscopy Pipeline and analysis

      Overview   Product Description   Calibration   Grism Aspect Correction   Spectral Extraction   Spectral Coadding
  • Appendix A - Data product detailed description

      Direct Imaging Data Products   Spectroscopy Data Products
  • Appendix B - GR1 & 2 technical documentation

      GALEX Spectroscopy Primer
      GALEX Spectroscopy Tool (IDL)
      GR2 - Lesson learned, Morrissey SPIE paper, 2006 (pdf)
  • Appendix C - GR6 detailed description

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GALEX is a NASA mission managed by the Jet Propulsion Laboratory.
This website is maintained by the GALEX science team, located on the campus of the California Institute of Technology.