VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJS/120/265
  HST photometry of M4 (Ibata+, 1999)
ReadMe+ftp
1999ApJS..120..265I
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/120/265/table5The photometry (4708 rows)

Simple ConstraintList Of Constraints
 
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)
  IRF  Identification number (Cl* NGC 61621 IRF NNNN) (meta.id;meta.main)
  Field (char) [016] Field number (Note 1)   (obs.field)
  Chip   [1/4] Chip number (Note 2)   (meta.id;instr)
  Class   [0] Visual classification (Note 3)   (src.class.starGalaxy)
  xpos pix x position (Note 4)   (pos.cartesian.x;instr.det)
  ypos pix y position (Note 4)   (pos.cartesian.y;instr.det)
  RA2000 deg (i) Right ascension (2000) (pos.eq.ra;meta.main)
  DE2000 deg (i) Declination (2000) (pos.eq.dec;meta.main)
  F336W mag (n) F336W magnitude (phot.mag;em.opt.U)
  Umag mag (n) U magnitude (phot.mag;em.opt.U)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_Umag mag (n) rms uncertainty on Umag (stat.error)
  2_Umag  (n) χ-value associated to Umag (stat.fit.chi2)
  F555W mag F555W magnitude (phot.mag;em.opt.V)
  Vmag mag Johnson V magnitude (phot.mag;em.opt.V)
  e_Vmag mag rms uncertainty on Vmag (stat.error)
  2_Vmag  χ-value associated to Vmag (stat.fit.chi2)
  F814W mag F814W magnitude (phot.mag;em.opt.I)
  Imag mag Kron-Cousins I magnitude (phot.mag;em.opt.I)
  e_Imag mag rms uncertainty on Imag (stat.error)
  2_Imag  χ-value associated to Imag (stat.fit.chi2)

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