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  ALFALFA survey: the α.40 HI source catalog (Haynes+, 2011)
Post annotation
1.J/AJ/142/170/table3The ALFALFA-SDSS DR7 cross-reference (12468 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)
  UGC/AGC   [7/749512] Entry number in AGC (G1) (Note)   (;meta.main)
  HIc  HI source code (Note G2)   (meta.code.qual)
  OCc (char) Code for crossreference with SDSS (Note G3)   (meta.code.qual)
  SDSS (char) SDSS-DR7 IAU name ( (
  ObjID  The SDSS DR7 photometric catalog object identification number, where available (
  SpObjID  (n) The SDSS DR7 spectroscopic catalog object identification number, where available (
  rmag mag [10/24.77] The r-band model magnitude (Note 1)   (phot.mag;em.opt.R)
  u-r mag [-5.14/13.22] The (u-r) color index associated with the OC from the SDSS DR7 (Note 2)   (phot.color;em.opt.U;em.opt.R)
  z  (n) [-0.00146/0.05973] SDSS-DR7 redshift (src.redshift)
  e_z  (n) [0/0.0057] Error on z (stat.error;src.redshift)
  DR7  Display the SDSS-DR7 photometric catalog (Cat. II/294) data for this object (meta.ref.url)
  Sloan  Display the SDSS online data for this object (meta.ref.url)
  Simbad  ask the Simbad data-base about this object (meta.ref.url)

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