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FITS Keyword Dictionaries

The following data dictionaries contain compilations of the FITS header keywords that have been defined and used within various contexts.

• Keywords defined in the FITS Standard
• Other commonly used keywords
• UCO/Lick keyword dictionary
• STScI keyword dictionary
• NOAO keyword dictionary (no longer publicly available because the IRAF project is no longer supported)
• ESO keyword dictionary

Last revised: Sunday, 17-Jan-2021 17:37:45 EST
Contact us: fits @ fits.gsfc.nasa.gov
Hosted by: The HEASARC (High Energy Astrophysics Science Archive Research Center)
Responsible NASA representative: Dr. Tess Jaffe

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