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SIMPLE  =                    T / Fits standard
BITPIX  =                  -32 / Bits per pixel
NAXIS   =                    2 / Number of axes
NAXIS1  =                   99 / Axis length
NAXIS2  =                   99 / Axis length
EXTEND  =                    F / File may contain extensions
BSCALE  =                   1. / True_value = BSCALE * FITS_value + BZERO
BZERO   =                   0. / True_value = BSCALE * FITS_value + BZERO
DATE    = '2004-08-25T02:09:24' / file creation date (YYYY-MM-DDThh:mm:ss UT)
ORIGIN  = 'MGC     '           / Source of the data
OBJECT  = 'MGC47263'           / Object name
OBSERVAT= 'La Palma'           / Name of observatory
LATITUDE=              -28.762 / Telescope latitude in deg
LONGITUD=            -17.87764 / Telescope longitude in deg
HEIGHT  =                 2348 / Telescope height above sea level in m
TELESCOP= 'INT     '           / 2.5m Isaac Newton Telescope
INSTRUME= 'WFC               ' / INT Wide Field Camera
SECPPIX =                0.333 / Pixel size in arcsec
RDNOISE =                  3.9 / Readout noise in e-
GAIN    =                  2.8 / Readout gain in e-/ADU
DATE-OBS= '2000-04-05        ' / UT date of start of observation
UT      = '02:49:25.7        ' / UT of start of observation
MJD     =        51639.1219901 / Modified Julian Date of midtime of observation
LST     = ' 14:32:45.5'        / Local sidereal time at start of observation
AZIMUTH =             212.0506 / Mean azimuth of observation in deg
ALT     =             56.95813 / Mean altitude of observation in deg
AIRMASS =                1.191 / Effective mean airmass
EXPTIME =              749.190 / Exposure time in s
WCSDIM  =                    2 / Number of WCS coordinates
CTYPE1  = 'DEC--ZPX'           / Type of coordinate on axis 1
CTYPE2  = 'RA---ZPX'           / Type of coordinate on axis 2
CRPIX1  =                258.4 / WCS reference point
CRPIX2  =               -373.7 / WCS reference point
CRVAL1  =         -0.069105625 / WCS reference value
CRVAL2  =            202.90727 / WCS reference value
CD1_1   =  9.27025100000000E-7 / WCS transformation matrix element
CD1_2   =  9.24550990000000E-5 / WCS transformation matrix element
CD2_1   =  -9.2445691000000E-5 / WCS transformation matrix element
CD2_2   =  9.41364420000000E-7 / WCS transformation matrix element
WAT0_001= 'system=image'
WAT1_001= 'wtype=zpx axtype=dec projp1=1.0 projp3=220.0'
WAT2_001= 'wtype=zpx axtype=ra projp1=1.0 projp3=220.0'
LTV1    =               -2771. / Physical coordinate system (PCS) offset
LTV2    =                1407. / PCS offset
LTM1_1  =                   0. / PCS transformation matrix element
LTM1_2  =                  -1. / PCS transformation matrix element
LTM2_1  =                   1. / PCS transformation matrix element
LTM2_2  =                   0. / PCS transformation matrix element
ZP      =              31.8175 / Magnitude zero point
SKY     =                21.92 / Approximate sky brightness in mag/arcsec^2
SKYNOISE=                26.21 / Approximate sky noise in mag/arcsec^2
SEEING  =                   1. / FWHM of seeing in arcsec
ID      =                47263 / MGC object ID/serial number
MGCFN   =                  107 / MGC field number
CCD     =                    4 / CCD number
X_IMAGE =              1357.46 / Object x position in PCS
Y_IMAGE =              2821.45 / Object y position in PCS
A_IMAGE =                14.79 / Flux rms along major axis in pixel
B_IMAGE =                 3.45 / Flux rms along minor axis in pixel
ELLIPT  =                0.767 / 1 - B_IMAGE/A_IMAGE
THETA   =                 89.7 / Position angle wrt x axis of PCS in deg
FWHM    =                42.89 / FWHM assuming a gaussian core in pixel
HLRADIUS=                   0. / Semi-major axis of half-light ellipse in pixel
RA      =             202.9269 / Object right ascension in deg (J2000)
DEC     =             -0.03017 / Object declination in deg (J2000)
RAB1950 =            202.28639 / Object right ascension in deg (B1950)
DECB1950=              0.22683 / Object declination in deg (B1950)
BACKGRND=              1003.27 / Background at object position in counts
THRESH  =                23.12 / Detection threshold above background in counts
ISOAREA =                 4374 / Isophotal area above analysis threshold in pixe
MAG_ISO =               13.822 / Isophotal magnitude
MAG_ISOC=               13.821 / Gaussian corrected isophotal magnitude
MAG_AUTO=               13.849 / Kron-like elliptical aperture magnitude
B_MGC   =               13.849 / Best of MAG_AUTO and MAG_ISOC
MAG_ERR =                   0. / Error on B_MGC
EXTINC  =                0.112 / Galactic extinction correction in mag
B_MGC_DC=               13.737 / B_MGC corrected for extinction
QUALITY =                    0 / Quality class (1=good, 3=bad, 0=unclassified)
FLAGS   =                    4 / Extraction flags
STEL    =                 0.71 / Stellaricity
CLASS   =                   15 / Classification parameter
INEXR   =                    F / Object is in exclusion region
END
XTENSION= 'IMAGE   '           / IMAGE extension
BITPIX  =                  -32 / number of bits per data pixel
NAXIS   =                    2 / number of data axes
NAXIS1  =                   83 / length of data axis 1
NAXIS2  =                   83 / length of data axis 2
PCOUNT  =                    0 / required keyword; must = 0
GCOUNT  =                    1 / required keyword; must = 1
BSCALE  =                   1. / True_value = BSCALE * FITS_value + BZERO
BZERO   =               32768. / True_value = BSCALE * FITS_value + BZERO
DATE    = '2004-08-25T02:09:25' / file creation date (YYYY-MM-DDThh:mm:ss UT)
EXTNAME = 'IMAGE   '           / Name of image extension
EXTVER  =                    2 / Extension identifier
ORIGIN  = 'SDSS-DR1'           / Source of the data
OBJECT  = 'MGC47263'           / Object name
OBSERVAT= 'APO     '           / Name of observatory
LATITUDE=             32.78036 / Telescope latitude in deg
LONGITUD=            -105.8204 / Telescope longitude in deg
HEIGHT  =                2788. / Telescope height above sea level in m
TELESCOP= '2.5m    '           / SDSS 2.5m
INSTRUME= 'Imaging '           / SDSS Imaging Camera
SECPPIX =                0.396 / Pixel size in arcsec
DATE-OBS= '1999-03-22'         / TAI date of observation
TAI     = '08:35:41.86'        / TAI of observation
AZIMUTH =             282.7141 / Azimuth of observation in deg
ALT     =             43.98537 / Altitude of observation in deg
EXPTIME =             53.90746 / Exposure time in s
RADECSYS= 'ICRS    '           / International Celestial Reference System
WCSDIM  =                    2 / Number of WCS coordinates
CTYPE1  = 'RA---TAN'           / Type of coordinate on axis 1
CTYPE2  = 'DEC--TAN'           / Type of coordinate on axis 2
CRPIX1  =               -242.5 / WCS reference point
CRPIX2  =               -631.5 / WCS reference point
CRVAL1  =             202.9582 / WCS reference value
CRVAL2  =           -0.1043019 / WCS reference value
CD1_1   =        -0.0001099884 / WCS transformation matrix element
CD1_2   =         5.991201E-09 / WCS transformation matrix element
CD2_1   =        -4.771505E-09 / WCS transformation matrix element
CD2_2   =         0.0001100057 / WCS transformation matrix element
WAT0_001= 'system=image'
WAT1_001= 'wtype=tan axtype=ra'
WAT2_001= 'wtype=tan axtype=dec'
LTV1    =                 502. / Physical coordinate system (PCS) offset
LTV2    =               -1656. / PCS offset
LTM1_1  =                   0. / PCS transformation matrix element
LTM1_2  =                   1. / PCS transformation matrix element
LTM2_1  =                  -1. / PCS transformation matrix element
LTM2_2  =                   0. / PCS transformation matrix element
SOFTBIAS=                 1000 / SDSS software bias added to all pixel values
FLUX20  =               2192.6 / Approximate counts of 20th mag object
SKY     =               138.43 / Approximate sky brightness in counts
END

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