Representing Celestial Coordinate Systems - 11

Bonne's projection with colour-coded
native and celestial coordinate grids

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Current status (2002/12/19)

  • "Representations of world coordinates in FITS" (Paper I),
    Greisen, E.W., & Calabretta, M.R. 2002, A&A, 395, 1061-1075


  • "Representations of celestial coordinates in FITS" (Paper II),
    Calabretta, M.R., & Greisen, E.W. 2002, A&A, 395, 1077-1122

    Implemented by WCSLIB 2.9 (version 3.0 in preparation).

    "Coordinate systems for solar image data", William T. Thompson


  • Papers I & II ratified as formal FITS standards (2002/12/18).


  • "Representations of spectral coordinates in FITS" (Paper III),
    Greisen, E.W., Valdes, F.G., Calabretta, M.R., & Allen, S.L. 2003, A&A, in preparation (estimated 2003)

    Implemented by WCSLIB 3.0 (unreleased version).


  • "Representations of distortions in FITS world coordinate systems" (Paper IV),
    Calabretta, M.R., et al. 2003, in preparation (estimated 2003-4)


  • "Representations of temporal coordinates in FITS" (Paper ???)


  • Geographic reference coordinates are also needed.