WMAP Foreground Emission MCMC Map
FITS Header Information

Three maps are supplied: best fit, mean, and variance.

Primary Header

SIMPLE  =                    T / Written by IDL:  Wed Dec 30 13:25:41 2009
BITPIX  =                   32 / Number of bits per data pixel
NAXIS   =                    0 / Number of data axes
EXTEND  =                    T / FITS data may contain extensions
DATE    = '2009-12-30'         / Creation date (CCYY-MM-DD) of FITS header
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode 2001A&A...376..359H
TELESCOP= 'WMAP    '           /Wilkinson Microwave Anisotropy Probe
OBJECT  = 'ALL-SKY '           /Portion of the sky given.
EQUINOX =              2000.00 /Equinox of coordinates
REFERENC= 'WMAP Explanatory Supplement: http://lambda.gsfc.nasa.gov/' /
RELEASE = 'DR4     '           /WMAP Release
SKYCOORD= 'Galactic'           /Coordinate system
PIXTYPE = 'HEALPIX '           /Pixel algorithm
ORDERING= 'NESTED  '           /Ordering scheme
RESOLUTN=                    6 /Resolution index
NSIDE   =                   64 /Resolution parameter
NPIX    =                49152 /# of pixels
FIRSTPIX=                    0 /First pixel (0 based)
LASTPIX =                49151 /Last pixel (0 based)
STOKES  = 'I       '           /
COMMENT Base Fitting Model
COMMENT CMB Temperature Maps (thermodynamic units)
END

Maps Table

XTENSION= 'BINTABLE'           /Binary table written by MWRFITS v1.10
BITPIX  =                    8 /Required value
NAXIS   =                    2 /Required value
NAXIS1  =                   24 /Number of bytes per row
NAXIS2  =                49152 /Number of rows
PCOUNT  =                    0 /Normally 0 (no varying arrays)
GCOUNT  =                    1 /Required value
TFIELDS =                    3 /Number of columns in table
COMMENT
COMMENT  *** End of mandatory fields ***
COMMENT
SKYCOORD= 'Galactic'           /Coordinate system
PIXTYPE = 'HEALPIX '           /Pixel algorithm
ORDERING= 'NESTED  '           /Ordering scheme
RESOLUTN=                    6 /Resolution index
NSIDE   =                   64 /Resolution parameter
NPIX    =                49152 /# of pixels
FIRSTPIX=                    0 /First pixel (0 based)
LASTPIX =                49151 /Last pixel (0 based)
COMMENT
COMMENT  *** Column names ***
COMMENT
TTYPE1  = 'BESTFIT '           /
TTYPE2  = 'MEAN    '           /
TTYPE3  = 'VARIANCE'           /
COMMENT
COMMENT  *** Column formats ***
COMMENT
TFORM1  = 'D       '           /
TFORM2  = 'D       '           /
TFORM3  = 'D       '           /
END

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