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
COMMENT  FITS (Flexible Image Transport System) format is defined in Astronomy
COMMENT  and Astrophysics, volume 376, page 359; bibcode: 2001A&A...376..359H
DATE    = '2014-03-31T00:00:00' /file creation date (YYYY-MM-DDThh:mm:ss UT)
COMMENT   This file contains data from the CHIPASS 1.4 GHz radio continuum
COMMENT   sky survey. The survey data in J2000 equatorial coordinates were
COMMENT   obtained from the Australia Telescope National Facility website
COMMENT   and interpolated to a Galactic coordinate HEALPix projection.
COMMENT   This file is distributed and maintained by LAMBDA.
REFERENC= "A New 1.4 GHz Radio Continuum Map of the Sky South of Declination
REFERENC= +25 deg", Calabretta, Staveley-Smith, and Barnes 2014, PASA, in press
REFERENC= Preprint: http://arxiv.org/abs/1310.2414
REFERENC= ATNF page: http://www.atnf.csiro.au/research/CHIPASS/index.html
REFERENC= HEALPix Home Page: http://www.eso.org/science/healpix/
FREQ    = '1394.5 MHz'         /Center Frequency
RESOLUTN=                   10 /Resolution index
SKYCOORD= 'Galactic'           /Coordinate System
PIXTYPE = 'HEALPIX '           /Pixel algorithm
ORDERING= 'NESTED  '           /Ordering scheme
NSIDE   =                 1024 /Resolution parameter
FIRSTPIX=                    0 /First pixel (0 based)
LASTPIX =             12582911 /Last pixel (0 based)
BMAJ    =             0.240000 /[deg] Beam major axis
BMIN    =             0.240000 /[deg] Beam minor axis
HISTORY  FITS_REPROJ_HEALPIX:Tue Apr  1 15:55:31 2014
HISTORY  Converted to Flat Map Projection.
HISTORY  This FITS file contains a reprojection of HealPix data into
HISTORY  a flat map; this changes the noise properties of the data.
END

TEMPERATURE_NORTH

XTENSION= 'IMAGE   '           / IMAGE extension
BITPIX  =                  -32 / Number of bits per data pixel
NAXIS   =                    2 / Number of data axes
NAXIS1  =                 2048 /
NAXIS2  =                 2048 /
PCOUNT  =                    0 / No Group Parameters
GCOUNT  =                    1 / One Data Group
EXTNAME = 'TEMPERATURE_NORTH'  /
CTYPE1  = 'GLON-ZEA'           / Coordinate Type
CTYPE2  = 'GLAT-ZEA'           / Coordinate Type
EQUINOX =              2000.00 / Equinox of Ref. Coord.
CDELT1  =     -0.0791293606162 / Degrees / Pixel
CDELT2  =      0.0791293606162 / Degrees / Pixel
CROTA2  =              0.00000 / Rotation Angle (Degrees)
CRPIX1  =              1024.50 / Reference Pixel in X
CRPIX2  =              1024.50 / Reference Pixel in Y
CRVAL1  =       270.0000000000 / Galactic longitude of reference pixel
CRVAL2  =        90.0000000000 / Galactic latitude of reference pixel
LONPOLE =        0.00000000000 / Native longitude of Galactic pole
LATPOLE =       90.00000000000 / Galactic latitude of native pole
PV2_1   =        0.00000000000 /Projection parameter 1
HISTORY PUTAST: Apr  1 15:55:31 2014 World Coordinate System parameters written
END

TEMPERATURE_SOUTH

XTENSION= 'IMAGE   '           / IMAGE extension
BITPIX  =                  -32 / Number of bits per data pixel
NAXIS   =                    2 / Number of data axes
NAXIS1  =                 2048 /
NAXIS2  =                 2048 /
PCOUNT  =                    0 / No Group Parameters
GCOUNT  =                    1 / One Data Group
EXTNAME = 'TEMPERATURE_SOUTH'  /
CTYPE1  = 'GLON-ZEA'           / Coordinate Type
CTYPE2  = 'GLAT-ZEA'           / Coordinate Type
EQUINOX =              2000.00 / Equinox of Ref. Coord.
CDELT1  =      0.0791293606162 / Degrees / Pixel
CDELT2  =     -0.0791293606162 / Degrees / Pixel
CROTA2  =              0.00000 / Rotation Angle (Degrees)
CRPIX1  =              1024.50 / Reference Pixel in X
CRPIX2  =              1024.50 / Reference Pixel in Y
CRVAL1  =        270.000000000 / Galactic longitude of reference pixel
CRVAL2  =       -90.0000000000 / Galactic latitude of reference pixel
LONPOLE =        180.000000000 / Native longitude of Galactic pole
LATPOLE =       90.00000000000 / Galactic latitude of native pole
PV2_1   =        0.00000000000 /Projection parameter 1
HISTORY PUTAST: Apr  1 15:55:31 2014 World Coordinate System parameters written
END

SENSITIVITY_NORTH

XTENSION= 'IMAGE   '           / IMAGE extension
BITPIX  =                  -32 / Number of bits per data pixel
NAXIS   =                    2 / Number of data axes
NAXIS1  =                 2048 /
NAXIS2  =                 2048 /
PCOUNT  =                    0 / No Group Parameters
GCOUNT  =                    1 / One Data Group
EXTNAME = 'SENSITIVITY_NORTH'  /
CTYPE1  = 'GLON-ZEA'           / Coordinate Type
CTYPE2  = 'GLAT-ZEA'           / Coordinate Type
EQUINOX =              2000.00 / Equinox of Ref. Coord.
CDELT1  =     -0.0791293606162 / Degrees / Pixel
CDELT2  =      0.0791293606162 / Degrees / Pixel
CROTA2  =              0.00000 / Rotation Angle (Degrees)
CRPIX1  =              1024.50 / Reference Pixel in X
CRPIX2  =              1024.50 / Reference Pixel in Y
CRVAL1  =       270.0000000000 / Galactic longitude of reference pixel
CRVAL2  =        90.0000000000 / Galactic latitude of reference pixel
LONPOLE =        0.00000000000 / Native longitude of Galactic pole
LATPOLE =       90.00000000000 / Galactic latitude of native pole
PV2_1   =        0.00000000000 /Projection parameter 1
HISTORY PUTAST: Apr  1 15:55:32 2014 World Coordinate System parameters written
END

SENSITIVITY_SOUTH

XTENSION= 'IMAGE   '           / IMAGE extension
BITPIX  =                  -32 / Number of bits per data pixel
NAXIS   =                    2 / Number of data axes
NAXIS1  =                 2048 /
NAXIS2  =                 2048 /
PCOUNT  =                    0 / No Group Parameters
GCOUNT  =                    1 / One Data Group
EXTNAME = 'SENSITIVITY_SOUTH'  /
CTYPE1  = 'GLON-ZEA'           / Coordinate Type
CTYPE2  = 'GLAT-ZEA'           / Coordinate Type
EQUINOX =              2000.00 / Equinox of Ref. Coord.
CDELT1  =      0.0791293606162 / Degrees / Pixel
CDELT2  =     -0.0791293606162 / Degrees / Pixel
CROTA2  =              0.00000 / Rotation Angle (Degrees)
CRPIX1  =              1024.50 / Reference Pixel in X
CRPIX2  =              1024.50 / Reference Pixel in Y
CRVAL1  =        270.000000000 / Galactic longitude of reference pixel
CRVAL2  =       -90.0000000000 / Galactic latitude of reference pixel
LONPOLE =        180.000000000 / Native longitude of Galactic pole
LATPOLE =       90.00000000000 / Galactic latitude of native pole
PV2_1   =        0.00000000000 /Projection parameter 1
HISTORY PUTAST: Apr  1 15:55:32 2014 World Coordinate System parameters written
END

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