New catalog headings:
 
01 Field    Integer  e.g. 22 = SA22
02 mask     Integer, e.g. 15 = f22m15s Mask=0 means on two masks
03 slit     Sequential slit number
04 ID2      Catalog #
05 rah      RA
06 ram
07 ras
08 decd     Dec
09 decm
10 decs
11 gx       X pos in GMOS pre-image
12 gy       X pos in GMOS pre-image
13 U3       U mag in 3" aperture + apper correction
14 dU3      uncertainty in...
15 B3       B mag in 3" aperture + apper correction
16 dB3
17 V3       V mag in 3" aperture + apper correction
18 dV3 
19 R3       R mag in 3" aperture + apper correction
20 dR3 
21 I3       I mag in 3" aperture + apper correction
22 dI3 
23 Z3       z mag in 3" aperture + apper correction
24 dZ3 
25 J3       J mag in 3" aperture + apper correction
26 dJ3
27 H3       H mag in 3" aperture + apper correction
28 dH3 
29 K3       K mag in 3" aperture + apper correction
30 dK3 
31 zph      photometric redshift
32 ttype    template type
33 zsp      spectroscopic redshift
34 class    confidence class from 0-4 + 10 for AGN
35 prior2   priority on mask