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 Identifications of objects from RC Catalog (Fletcher+, 1996)
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1.J/AZh/73/835/tableOptical identifications (102 rows)

Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  Seq  Ordered source number (
  RC (char) RC catalogue source number (J omitted) (;meta.main)
  RA1950 "h:m:s" Right ascension (1950) (from VLA map) (pos.eq.ra;meta.main)
  DE1950 "d:m:s" Declination (1950) (from VLA map) (pos.eq.dec;meta.main)
  Sp-Index  (n) Spectral index, alpha (-dlogS/dlogν) (spect.index)
  u_Sp-Index (char) [:] Uncertainty flag on spectral index (meta.code.error)
  n_Sp-Index (char) [s ] s - indicates that the spectrum becomes steeper at higher frequencies (meta.note)
  RAoh h (n) Right ascension (1950) (optical) (pos.eq.ra)
  RAom min (n) Right ascension (1950) (optical) (pos.eq.ra)
  RAos s (n) Right ascension (1950) (optical) (pos.eq.ra)

ALL cols
(n) indicates a possible blank or NULL column  
  DEo- (char) Declination sign (1950) (optical) (pos.eq.dec)
  DEod deg (n) Declination (1950) (optical) (pos.eq.dec)
  DEom arcmin (n) Declination (1950) (optical) (pos.eq.dec)
  DEos arcsec (n) Declination (1950) (optical) (pos.eq.dec)
  Notes (char) [EF ?] Notes: EF - empty field on the plate (meta.note)
  Mo (char) Optical morphology (star/galaxy) (meta.note)
  l_Rmag (char) Limit flag on Rmag (meta.code.error)
  Rmag mag (n) Optical magnitude in R band (phot.mag;em.opt.R)
  dr arcsec (n) The difference between the optical and radio coordinates (pos.angDistance)
  S1.4GHz mJy (n) Flux density at 1.4GHz (phot.flux.density;
  u_S1.4GHz (char) [:] Uncertainty flag on S1.4GHz (meta.code.error)
  Rlim mag (n) Limiting magnitude in R band for which radio luminosity is equal to optical one (phot.mag;em.opt.R)
  dm mag (n) Difference between the limiting and observed magnitudes (phot.mag)
  RType (char) Radio morphology (Note 1)   (meta.code;src.morph)
  Comments (char) Comments (Note 2)   (meta.note)
  _RA.icrs "h:m:s" (n)Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  _DE.icrs "d:m:s" (n)Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)

ALL cols
(n) indicates a possible blank or NULL column  
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