There are 53 entries for each object in the catalog. They are identified
below.

 Entry   Field    Key
-----------------------------------------------------
 01      ID      field/mask  identifier e.g. f02m01
 02      slit    entry # in MDF  (slit number)
 03      ID2     Hsiao-Wen's catalog #
 04      rah     RA hours    (J2000)
 05      ram     RA minutes 
 06      ras     RA seconds 
 07      decd    Dec degrees (J2000)
 08      decm    Dec arcmin 
 09      decs    Dec arcsec 
 10      gx      X pos in GMOS pre-image
 11      gy      Y pos in GMOS pre-image
 12      U2      2" U aperture magnitude
 13      dU2     error in 2" U aperture magnitude
 14      U4      4" U aperture magnitude
 15      dU4     error in 4" U aperture magnitude
 16      B2       .....
 17      dB2
 18      B4 
 19      dB4 
 20      V2 
 21      dV2 
 22      V4 
 23      dV4 
 24      R2 
 25      dR2 
 26      R4 
 27      dR4
 28      I2 
 29      dI2 
 30      I4 
 31      dI4 
 32      Z2 
 33      dZ2 
 34      Z4 
 35      dZ4 
 36      J2 
 37      dJ2
 38      J4 
 39      dJ4 
 40      H2 
 41      dH2 
 42      H4 
 43      dH4 
 44      K2 
 45      dK2 
 46      K4 
 47      dK4
 48      zph       Photo-z
 49      ttype     photo-z template type
 50      zsp       spectroscopic redshift
 51      class     class (0-9 plus AGN)
 52      code      feature code
 53      code2     spectral type