FITS Support Office

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The standard data format used in astronomy

Stands for 'Flexible Image Transport System'

Endorsed by NASA and the International Astronomical Union

Much more than just another image format (such as JPEG or GIF)

Used for the transport, analysis, and archival storage of scientific data sets

Multi-dimensional arrays: 1D spectra, 2D images, 3D+ data cubes

Tables containing rows and columns of information

Header keywords provide descriptive information about the data

Supports state-of-the-art data compression methods

See also the descriptions on the Wikipedia and Library of Congress Web sites.

Online FITS format Verifier

Test whether a FITS file conforms to the FITS format requirements

News : latest news regarding FITS Documentation : user's guides, definition documents and other FITS papers World Coordinate System (WCS) documents and software Sample FITS files FITS I/O libraries to read and write FITS files from various computer languages FITS image viewers and image format converters General FITS Utility software including a FITS conformance verifier FITS keyword data dictionaries which define existing keyword usage FITS conventions used within the FITS community. Other FITS resources - newsgroups, web sites, and the IAU FITS Working Group Last revised: Monday, 03-Apr-2023 13:56:16 EDT
Contact us: fits @ fits.gsfc.nasa.gov
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