ABOUT LAMBDA

FITS Header

Primary Header

SIMPLE  =                    T /FITS format
BITPIX  =                   16 /Dummy primary header
NAXIS   =                    0 /No data is associated with this header
EXTEND  =                    T /Extensions may (will!) be present
RESOLUTN=                   10 /Resolution index
PIXTYPE = 'HEALPIX '           /Pixel algorigthm
ORDERING= 'NESTED  '           /Ordering scheme
NSIDE   =                 1024 /Resolution parameter
FIRSTPIX=                    0 /First pixel (0 based)
LASTPIX =             12582911 /Last pixel (0 based)
HISTORY FITS_REPROJ_HEALPIX:Wed Jul 26 13:14:55 2017 Converted to Flat Map Proje
HISTORY This FITS file contains a reprojection of WMAP HealPix data into
HISTORY a flat map; this changes the noise properties of the CMB data.
HISTORY Therefore this map should not be used for a CMB analysis
END

TEMPERATURE

XTENSION= 'IMAGE   '           / IMAGE extension
BITPIX  =                  -32 / Number of bits per data pixel
NAXIS   =                    2 / Number of data axes
NAXIS1  =                 4096 /
NAXIS2  =                 2048 /
PCOUNT  =                    0 / No Group Parameters
GCOUNT  =                    1 / One Data Group
EXTNAME = 'TEMPERATURE'        /
CTYPE1  = 'GLON-MOL'           / Coordinate Type
CTYPE2  = 'GLAT-MOL'           / Coordinate Type
EQUINOX =              2000.00 / Equinox of Ref. Coord.
CDELT1  =     -0.0791293637247 / Degrees / Pixel
CDELT2  =      0.0791293637247 / Degrees / Pixel
CROTA2  =              0.00000 / Rotation Angle (Degrees)
CRPIX1  =              2048.50 / Reference Pixel in X
CRPIX2  =              1024.50 / Reference Pixel in Y
CRVAL1  =        0.00000000000 / Galactic longitude of reference pixel
CRVAL2  =        0.00000000000 / Galactic latitude of reference pixel
LONPOLE =        0.00000000000 / Native longitude of Galactic pole
LATPOLE =        90.0000000000 / Galactic latitude of native pole
PV2_1   =        0.00000000000 /Projection parameter 1
HISTORY PUTAST: Jul 26 13:14:56 2017 World Coordinate System parameters written
END

N_OBS

XTENSION= 'IMAGE   '           / IMAGE extension
BITPIX  =                  -32 / Number of bits per data pixel
NAXIS   =                    2 / Number of data axes
NAXIS1  =                 4096 /
NAXIS2  =                 2048 /
PCOUNT  =                    0 / No Group Parameters
GCOUNT  =                    1 / One Data Group
EXTNAME = 'N_OBS   '           /
CTYPE1  = 'GLON-MOL'           / Coordinate Type
CTYPE2  = 'GLAT-MOL'           / Coordinate Type
EQUINOX =              2000.00 / Equinox of Ref. Coord.
CDELT1  =     -0.0791293637247 / Degrees / Pixel
CDELT2  =      0.0791293637247 / Degrees / Pixel
CROTA2  =              0.00000 / Rotation Angle (Degrees)
CRPIX1  =              2048.50 / Reference Pixel in X
CRPIX2  =              1024.50 / Reference Pixel in Y
CRVAL1  =        0.00000000000 / Galactic longitude of reference pixel
CRVAL2  =        0.00000000000 / Galactic latitude of reference pixel
LONPOLE =        0.00000000000 / Native longitude of Galactic pole
LATPOLE =        90.0000000000 / Galactic latitude of native pole
PV2_1   =        0.00000000000 /Projection parameter 1
HISTORY PUTAST: Jul 26 13:14:57 2017 World Coordinate System parameters written
END

A service of the HEASARC and of the Astrophysics Science Division at NASA/GSFC
Goddard Space Flight Center, National Aeronautics and Space Administration
HEASARC Director: Dr. Alan P. Smale
LAMBDA Director: Dr. Eric R. Switzer
NASA Official: Dr. Eric R. Switzer
Web Curator: Mr. Michael R. Greason