--- header unit 0: primary ---
SIMPLE = T / file does conform to FITS standard
BITPIX = 16 / number of bits per data pixel
NAXIS = 2 / number of data axes
NAXIS1 = 49 / length of data axis 1
NAXIS2 = 49 / length of data axis 2
EXTEND = T / FITS dataset may contain extensions
BSCALE = 1.0000 / REAL = (FITS * BSCALE) + BZERO
BZERO = 0.0000 / Bias
SEQNUM = 173669 / Sequence number : Database Primary Key
NAME = 'TGS174Z259' / 2dFgg assigned name
IMAGE = 'SKYCHART' / Existance of postage stamp image
RA = 5.7754959349 / RA in radians : 22 3 38.77
DEC = -0.4720165392 / Dec in radians : -27 2 40.4
EQUINOX = 1950.00 / Equinox of RA and Dec
BJSEL = 19.08 / final bj mag used in the object selection
PROB = 2400.8 / psi classification parameter
PARK = 1.150 / k classification parameter
PARMU = 0.140 / mu classification parameter
IGAL = 1 / final class flag (equals 1 for a galaxy)
JON = -1 / eyeball class flag
ORIENT = 142.0 / orientation in degrees clockwise from E-W
ECCENT = 0.795 / eccentricity
AREA = 253.0 / isophotal area in pixels
X_BJ = -5398.0 / plate x_bj in 8 micron pixels
Y_BJ = 13226.0 / plate y_bj in 8 micron pixels
DX = 474.0 / corrected difference (x_bj - x_R)*100
DY = 170.0 / corrected difference (y_bj - y_R)*100
BJG = 19.19 / bj without extinction correction
RMAG =  / unmatched apm "total" mag
PMAG = 10.37 / unmatched raw apm profile integrated mag
FMAG = 8.29 / unmatched raw apm 2" profile integrated mag
SMAG = 10.73 / unmatched raw stellar mag (from APMCAL)
REDMAG = 15.40 / unmatched raw red stellar mag (from APMCAL)
IFIELD = 532 / ukst field
IGFIELD = 3718 / galaxy number inthis field
REGION = 'S532' / GSSS Region name
OBJEQNX = 2000.00 / Equinox of the plate reference frame
OBJRA = 5.7878653742 / RA in Radians : 22 06 28.862
OBJDEC = -0.4677556572 / Dec in Radians : -26 48 01.53
PLTSCALE = 67.2000 / Plate Scale in arcsec per mm
XPIXELSZ = 25.2844500 / X pixel size in microns
YPIXELSZ = 25.2844500 / Y pixel size in microns
OBJPLTX = 5357.58 / Object X on plate (pixels)
OBJPLTY = 2703.54 / Object Y on plate (pixels)
DATAMAX = 16439 / Maximum data value
DATAMIN = 2798 / Minimum data value
BJSELOLD = 19.21 / original bj mag used in the object selection
BJG_OLD = 19.30 / original bj without extinction correction
--- header unit 1: image ---
XTENSION = 'IMAGE' / IMAGE extension
BITPIX = -32 / number of bits per data pixel
NAXIS = 2 / number of data axes
NAXIS1 = 1024 / length of data axis 1
NAXIS2 = 3 / length of data axis 2
PCOUNT = 0 / required keyword; must = 0
GCOUNT = 1 / required keyword; must = 1
CRVAL1 = 5866.8496094 / Co-ordinate value of axis 1
CDELT1 = 4.3105468750 / Co-ordinate increment along axis 1
CRPIX1 = 512.0000000000 / Reference pixel along axis 1
CUNIT1 = 'Angstroms' / Units for axis 1
EXTNAME = 'SPECTRUM' / 2dFGRS spectrum
OBSNAME = 'XGS174Z259' / Observed object name
OBSRA = 5.7754959349 / Observed RA
OBSDEC = -0.4720165392 / Observed Dec
MATCH_DR = 0.0000 / Position match dr in arcsec
Z = 0.148141 / raw measured redshift
Z_HELIO = 0.148249 / heliocentric corrected redshift
QUALITY = 2 / redshift measurement quality
ABEMMA = 3 / redshift source abs1 emm2 man3
NMBEST = 1 / number emission lines for best z_em
NGOOD = 1 / number of good emmision lines
Z_EMI = 0.1583 / emission redshift
Q_Z_EMI = 1 / emission redshift quality
KBESTR = 7 / x-correlation template
R_CRCOR = 3.4700 / x-correlation peak
Z_ABS = 0.1844 / x-correlation redshift
Q_Z_ABS = 0 / x-correlation quality
Q_FINAL = 1 / Suggested quality for redshift
IALTER = 2 / No idea
Z_COMM = '' / Observers Comment
THPUT = 0.93744 / Fibre Throughput
SPFILE = 'sgp173_980523_2z.fits' / 2dF reduced data file
PLATE = 1 / 2dF plate number
PIVOT = 351 / 2dF pivot number
FIBRE = 26 / 2dF fibre number
OBSRUN = '98MAY' / Observation run
GRS_DATE = '980523' / 2dF YYMMDD observed date
UTDATE = '1998:05:23' / UT date of observation
SPECTID = 'B' / 2dF spectrograph ID
GRATID = '300B' / 2dF grating ID
GRATLPMM = 300 / 2dF grating line per mm
GRATBLAZ = 'COLLIMATOR' / 2dF grating blaze direction
GRATANGL = 25.35000 / 2dF grating angle
LAMBDAC = 5846.500 / Central wavelength
CCD = 'TEKTRONIX_6' / CCD ID
CCDGAIN = 2.790 / CCD inverse gain e/ADU
CCDNOISE = 5.200 / CCD read noise (electrons)
OBJX = 156740 / 2dF object x position
OBJY = 155226 / 2dF object y position
OBJXERR = 7 / 2dF object x position error
OBJYERR = -15 / 2dF object y position error
OBJMAG = 19.21 / 2dF object magnitude
THETA = 5.338 / 2dF fibre angle
PTRTYPE = 'P' / 2dF ptrtype
PID = 0 / 2dF pid
OBSFLD = 'sgp173' / 2dF observed field number
NCOMB = 4 / Number of frames combined
REFRUN = 31 / AAT Run number of reference frame
UTSTART = '16:20:57.30' / UT start of exposure of reference run
UTEND = '16:40:57' / UT end of exposure of reference run
REFEXP = 1200.0 / Exposure time (secs) of reference run
REFHASTA = '-55.4910899999999998' / HA at start of exposure of reference run
REFHAEND = '-50.480719999999998' / HA at end of exposure of reference run
SNR = 2.8000000E+00 / Median signal-to-noise ratio per pixel over 400
--- header unit 2: image ---
XTENSION = 'IMAGE' / IMAGE extension
BITPIX = -32 / number of bits per data pixel
NAXIS = 2 / number of data axes
NAXIS1 = 1024 / length of data axis 1
NAXIS2 = 3 / length of data axis 2
PCOUNT = 0 / required keyword; must = 0
GCOUNT = 1 / required keyword; must = 1
CRVAL1 = 5843.5058594 / Co-ordinate value of axis 1
CDELT1 = 4.3103027344 / Co-ordinate increment along axis 1
CRPIX1 = 512.0000000000 / Reference pixel along axis 1
CUNIT1 = 'Angstroms' / Units for axis 1
EXTNAME = 'SPECTRUM' / 2dFGRS spectrum
OBSNAME = 'TGS174Z259' / Observed object name
OBSRA = 5.7754959349 / Observed RA
OBSDEC = -0.4720165392 / Observed Dec
MATCH_DR = 0.0000 / Position match dr in arcsec
Z = 0.183932 / raw measured redshift
Z_HELIO = 0.184004 / heliocentric corrected redshift
QUALITY = 4 / redshift measurement quality
ABEMMA = 2 / redshift source abs1 emm2 man3
NMBEST = 3 / number emission lines for best z_em
NGOOD = 6 / number of good emmision lines
Z_EMI = 0.1839 / emission redshift
Q_Z_EMI = 4 / emission redshift quality
KBESTR = 3 / x-correlation template
R_CRCOR = 4.8800 / x-correlation peak
Z_ABS = 0.1840 / x-correlation redshift
Q_Z_ABS = 3 / x-correlation quality
Q_FINAL = 4 / Suggested quality for redshift
IALTER = 0 / No idea
Z_COMM = '' / Observers Comment
THPUT = 1.03675 / Fibre Throughput
SPFILE = 'sgp174_990706_2z.fits' / 2dF reduced data file
PLATE = 0 / 2dF plate number
PIVOT = 285 / 2dF pivot number
FIBRE = 56 / 2dF fibre number
OBSRUN = '99JUL' / Observation run
GRS_DATE = '990706' / 2dF YYMMDD observed date
UTDATE = '1999:07:06' / UT date of observation
SPECTID = 'B' / 2dF spectrograph ID
GRATID = '300B' / 2dF grating ID
GRATLPMM = 300 / 2dF grating line per mm
GRATBLAZ = 'COLLIMATOR' / 2dF grating blaze direction
GRATANGL = 25.33000 / 2dF grating angle
LAMBDAC = 5823.200 / Central wavelength
CCD = 'TEKTRONIX_6' / CCD ID
CCDGAIN = 2.790 / CCD inverse gain e/ADU
CCDNOISE = 5.200 / CCD read noise (electrons)
OBJX = 154591 / 2dF object x position
OBJY = -38964 / 2dF object y position
OBJXERR = 9 / 2dF object x position error
OBJYERR = 1 / 2dF object y position error
OBJMAG = 19.21 / 2dF object magnitude
THETA = 4.389 / 2dF fibre angle
PTRTYPE = 'P' / 2dF ptrtype
PID = 0 / 2dF pid
OBSFLD = 'sgp174' / 2dF observed field number
NCOMB = 4 / Number of frames combined
REFRUN = 18 / AAT Run number of reference frame
UTSTART = '15:38:22.01' / UT start of exposure of reference run
UTEND = '15:58:22' / UT end of exposure of reference run
REFEXP = 1200.0 / Exposure time (secs) of reference run
REFHASTA = '-23.9590199999999989' / HA at start of exposure of reference run
REFHAEND = '-18.9433499999999988' / HA at end of exposure of reference run
ETA_TYPE = 8.1488001E-01 / Eta spectral type (2dF defined)
SNR = 1.1400000E+01 / Median signal-to-noise ratio per pixel over 400
--- header unit 3: image ---
XTENSION = 'IMAGE' / IMAGE extension
BITPIX = -32 / number of bits per data pixel
NAXIS = 2 / number of data axes
NAXIS1 = 1024 / length of data axis 1
NAXIS2 = 3 / length of data axis 2
PCOUNT = 0 / required keyword; must = 0
GCOUNT = 1 / required keyword; must = 1
CRVAL1 = 5843.3925781 / Co-ordinate value of axis 1
CDELT1 = 4.3105468750 / Co-ordinate increment along axis 1
CRPIX1 = 512.0000000000 / Reference pixel along axis 1
CUNIT1 = 'Angstroms' / Units for axis 1
EXTNAME = 'SPECTRUM' / 2dFGRS spectrum
OBSNAME = 'XGS174Z259' / Observed object name
OBSRA = 5.7754959349 / Observed RA
OBSDEC = -0.4720165392 / Observed Dec
MATCH_DR = 0.0000 / Position match dr in arcsec
Z = 0.189104 / raw measured redshift
Z_HELIO = 0.189161 / heliocentric corrected redshift
QUALITY = 2 / redshift measurement quality
ABEMMA = 1 / redshift source abs1 emm2 man3
NMBEST = 1 / number emission lines for best z_em
NGOOD = 2 / number of good emmision lines
Z_EMI = 0.1590 / emission redshift
Q_Z_EMI = 1 / emission redshift quality
KBESTR = 2 / x-correlation template
R_CRCOR = 2.8200 / x-correlation peak
Z_ABS = 0.1891 / x-correlation redshift
Q_Z_ABS = 0 / x-correlation quality
Q_FINAL = 1 / Suggested quality for redshift
IALTER = 1 / No idea
Z_COMM = '' / Observers Comment
THPUT = 1.02943 / Fibre Throughput
SPFILE = 'sgp173_990716_2z.fits' / 2dF reduced data file
PLATE = 1 / 2dF plate number
PIVOT = 351 / 2dF pivot number
FIBRE = 23 / 2dF fibre number
OBSRUN = '99JUL' / Observation run
GRS_DATE = '990716' / 2dF YYMMDD observed date
UTDATE = '1999:07:16' / UT date of observation
SPECTID = 'B' / 2dF spectrograph ID
GRATID = '300B' / 2dF grating ID
GRATLPMM = 300 / 2dF grating line per mm
GRATBLAZ = 'COLLIMATOR' / 2dF grating blaze direction
GRATANGL = 25.33000 / 2dF grating angle
LAMBDAC = 5823.100 / Central wavelength
CCD = 'TEKTRONIX_6' / CCD ID
CCDGAIN = 2.790 / CCD inverse gain e/ADU
CCDNOISE = 5.200 / CCD read noise (electrons)
OBJX = 156875 / 2dF object x position
OBJY = 155256 / 2dF object y position
OBJXERR = 11 / 2dF object x position error
OBJYERR = -6 / 2dF object y position error
OBJMAG = 19.21 / 2dF object magnitude
THETA = 5.334 / 2dF fibre angle
PTRTYPE = 'P' / 2dF ptrtype
PID = 0 / 2dF pid
OBSFLD = 'sgp173' / 2dF observed field number
NCOMB = 3 / Number of frames combined
REFRUN = 18 / AAT Run number of reference frame
UTSTART = '13:17:55.13' / UT start of exposure of reference run
UTEND = '13:37:55' / UT end of exposure of reference run
REFEXP = 1200.0 / Exposure time (secs) of reference run
REFHASTA = '-48.3989400000000032' / HA at start of exposure of reference run
REFHAEND = '-43.3828400000000016' / HA at end of exposure of reference run
SNR = 5.5000000E+00 / Median signal-to-noise ratio per pixel over 400