\ Putative Comet Detection in 2MASS Spring 1999 PSC
\ Column Definitions
\
\ comet_id	= Comet Identification
\ j_m           = Default J magnitude from PSC
\ j_sig		= Default J magnitude uncertainty from PSC
\ h_m           = Default H magnitude from PSC
\ h_sig		= Default H magnitude uncertainty from PSC
\ k_m           = Default Ks magnitude from PSC
\ k_sig		= Default Ks magnitude uncertainty from PSC
\ VMag          = Predicted V magnitude for asteroids at time of observation
\ rd		= rd_flg from PSC
\ bl		= bl_flg from PSC
\ cc		= cc_flg from PSC
\ extd		= extd_flg from PSC
\ JulDat        = Julian date of observations
\ ra            = (J2000) Right Ascension of 2MASS PSC source 
\ dec           = (J2000) Declination of 2MASS PSC source
\ emaj		= Position error ellipse semimajor axis (arcsec)
\ emin		= Position error ellipse semiminor axis(arcsec)
\ ang		= Position error ellipse position angle (deg E of N)
\ ra_pred       = Predicted (J2000) right ascension of asteroid at JulDate
\ dec_pred      = Predicted (J2000) declination of asteroid at JulDate
\ EMj           = Semimajor axis of prediction error ellipse (arcsec)
\ EMn           = Semiminor axis of prediction error ellipse (arcsec)
\ ErAng         = Position angle E major axis of the pred. err ellipse (deg E of N)
\ dx            = RA (2MASS source) - ra_pred (predicted) in arcsec
\ dy            = DEC (2MASS source) - dec_pred (predicted) in arcsec
\ mu            = Proper motion (arcsec/sec)
\ theta         = Direction of proper motion (E of N)
\ RHelio        = Predicted heliocentric distance of asteroid
\ RGeo          = Predicted geocentric distance of asteroid
\ Phase         = Predicted sun-asteroid-earth angle 
\ MConf         = Match confidence parameter
\ n             = Number of 2MASS sources within association threshold (max 9)
\ id_o		= Optical counterpar id from PSC
\ b_m_opt       = Catalog blue mag of associated optical source
\ r_m_opt       = Catalog red mag of associated optical source
\ dist_o        = Distance to associated optical source
\ phi_opt       = Position angle of 2MASS source relative to optical source
\ o		= Number of optical sources within 5 arcsec of 2MASS source
\ date          = 2MASS observation date (YYMMDD)
\ h		= 2MASS observation hemis
\ scn		= 2MASS scan number
\ designation   = 2MASS  sexigesimal source designation
\
|                          comet_id|   j_m|j_sig|   h_m|h_sig|   k_m|k_sig|  VMag|  rd|  bl|  cc|extd|      JulDate|        ra|       dec|emaj|emin|ang|   ra_pred|  dec_pred|EMj|EMn|ErAng|   dx|   dy|   mu|theta|  RHelio|    RGeo|  Phase|MConf|n|id_o|b_m_opt|r_m_opt|dist_o |phi_opt|o|  date|h|scn|   designation|
|                  char            |     r|    r|     r|    r|     r|    r|     r|char|char|char|char|       double|    double|    double|   r|   r|  r|   dbouble|    double|  r|  r|    r|    r|    r|    r|    r|  double|  double| double|    r|i|char|      r|      r|      r|      r|i|     i|c|  i|          char|
42P/Neujmin 3                       11.871 0.027 11.644 0.033 11.561 0.031 22.936  222  111  000    0 2450781.95935 109.324508  18.953548 0.11 0.10   0 109.323009  18.953229 1.7 1.0  94.4   5.1   1.2 0.003 274.8  7.35587  6.58366   5.055  7.24 1    U   13.60   13.00    0.38      62 1 971129 N 116 0717178+185712
57P/du Toit-Neujmin-Delporte        11.957 0.027 11.514 0.031 11.347 0.035 22.456  222  111  000    0 2450775.94375  96.001647  19.845730 0.10 0.10  90  96.001081  19.845238 1.1 1.0  92.1   1.9   1.8 0.006 268.5  4.34045  3.49125   7.422  3.81 1    U   14.90   14.00    0.17      67 1 971123 N  77 0624004+195044