XTENSION= 'IMAGE   '           / marks the beginning of a new HDU
BITPIX  =                   32 / array data type
NAXIS   =                    2 / number of array dimensions
NAXIS1  =                    1 / length of first array dimension
NAXIS2  =                    8 / length of second array dimension
PCOUNT  =                    0 / group parameter count (not used)
GCOUNT  =                    1 / group count (not used)
INHERIT =                    T / inherit the primary header
EXTNAME = 'APERTURE'           / name of extension
EXTVER  =                    1 / extension version number (not format version)
TELESCOP= 'Kepler  '           / telescope
INSTRUME= 'Kepler Photometer'  / detector type
OBJECT  =                      / string version of target id
KEPLERID=                      / unique Kepler target identifier
RADESYS = 'ICRS    '           / reference frame of celestial coordinates
RA_OBJ  =                      / [deg] right ascension
DEC_OBJ =                      / [deg] declination
EQUINOX =               2000.0 / equinox of celestial coordinate system
WCSAXES =                    2 / number of WCS axes
CTYPE1  =                      / right ascension coordinate type
CTYPE2  =                      / declination coordinate type
CRPIX1  =                      / [pixel] reference pixel along image axis 1
CRPIX2  =                      / [pixel] reference pixel along image axis 2
CRVAL1  =                      / [deg] right ascension at reference pixel
CRVAL2  =                      / [deg] declination at reference pixel
CUNIT1  = 'deg     '           / physical unit in column dimension
CUNIT2  = 'deg     '           / physical unit in row dimension
CDELT1  =                      / [deg] pixel scale in RA dimension
CDELT2  =                      / [deg] pixel scale in Dec dimension
PC1_1   =                      / linear transformation element cos(th)
PC1_2   =                      / linear transformation element -sin(th)
PC2_1   =                      / linear transformation element sin(th)
PC2_2   =                      / linear transformation element cos(th)
WCSNAMEP= 'PHYSICAL'           / name of world coordinate system alternate P
WCSAXESP=                    2 / number of WCS physical axes
CTYPE1P = 'RAWX    '           / physical WCS axis 1 type CCD col
CUNIT1P = 'PIXEL   '           / physical WCS axis 1 unit
CRPIX1P =                      / reference CCD column
CRVAL1P =                      / value at reference CCD column
CDELT1P =                  1.0 / physical WCS axis 1 step
CTYPE2P = 'RAWY    '           / physical WCS axis 2 type CCD row
CUNIT2P = 'PIXEL   '           / physical WCS axis 2 units
CRPIX2P =                    1 / reference CCD row
CRVAL2P =                      / value at reference CCD row
CDELT2P =                  1.0 / physical WCS axis 2 step
NPIXSAP =                      / Number of pixels in optimal aperture
NPIXMISS=                    0 / Number of op. aperture pixels not collected
