FITS Headers
wmap_smth_imap_r9_5yr_Ka1_v3.fits
Primary Header
SIMPLE = T / file does conform to FITS standard BITPIX = 16 / number of bits per data pixel NAXIS = 0 / number of data axes EXTEND = T / FITS dataset may contain extensions COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H DATE = ' ' /file creation date (YYYY-MM-DDThh:mm:ss UT) TELESCOP= 'MAP ' / Microwave Anisotropy Probe OBJECT = 'ALL-SKY ' / Portion of sky given EQUINOX = 2000.0 / Equinox of coordinates COMMENT This file contains a WMAP Intensity (I) Res 9 skymap for the COMMENT differencing assembly indicated by the DA keyword. COMMENT It has been smoothed to a 1 deg. field of view. COMMENT Five years of data went into the map. REFERENC= 'MAP Explanatory Supplement' PIXTYPE = 'HEALPIX ' / Pixel algorithm ORDERING= 'NESTED ' / Ordering scheme NSIDE = 512 / Resolution parameter NPIX = 3145728 / # of pixels FIRSTPIX= 0 / First pixel (0 based) LASTPIX = 3145727 / Last pixel (0 based) TELESCOP= 'WMAP ' /Wilkinson Microwave Anisotropy Probe OBJECT = 'ALL-SKY ' / Portion of sky given EQUINOX = 2000.0 / Equinox of coordinates REFERENC= 'WMAP Explanatory Supplement: http://lambda.gsfc.nasa.gov/' / PIXTYPE = 'HEALPIX ' / Pixel algorithm ORDERING= 'NESTED ' / Ordering scheme NSIDE = 512 /Resolution Parameter NPIX = 3145728 / # of pixels FIRSTPIX= 0 /First pixel (0 based) LASTPIX = 3145727 /Last pixel (0 based) STOKES = 'I ' / DA = 'Ka1 ' /WMAP Differencing Assembly FREQ = 'Ka band ' /Frequency band RELEASE = 'DR3 ' /WMAP Release RESOLUTN= 9 /Resolution Index END
Archive Map Table
XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 8 / width of table in bytes NAXIS2 = 3145728 / number of rows in table PCOUNT = 0 / size of special data area GCOUNT = 1 / one data group (required keyword) TFIELDS = 2 / number of fields in each row TTYPE1 = 'TEMPERATURE ' / label for field 1 TFORM1 = 'E ' / data format of field: 4-byte REAL TUNIT1 = 'mK,thermodynamic' / physical unit of field TTYPE2 = 'N_OBS ' / label for field 2 TFORM2 = 'E ' / data format of field: 4-byte REAL TUNIT2 = 'counts ' / physical unit of field EXTNAME = 'Archive Map Table' / name of this binary table extension DATE = '2007-12-13T10:59:47' / Table/MAP creation date PIXTYPE = 'HEALPIX ' / Pixel algorithm ORDERING= 'NESTED ' / Ordering scheme NSIDE = 512 / Resolution parameter FIRSTPIX= 0 / First pixel (0 based) LASTPIX = 3145727 / Last pixel (0 based) END
