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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/A+A/498/13
  Lyman-α emitters from redshifts z∼2-3 (Nilsson+, 2009)
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2009A&A...498...13N
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Post annotation 		img(gal)
1.J/A+A/498/13/table2Coordinates, observed equivalent widths, continuum subtracted narrow-band magnitudes and UV spectral index β of the likely candidates (187 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)
  [NTM2009]  LAE-COSMOS sequential number, [NTM2009] LAE-COSMOS NNN in Simbad (meta.record)
  RAJ2000 deg (i) Right ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  EW 0.1nm Lymanα equivalent width (spect.line.eqWidth)
  e_EW 0.1nm rms uncertainty on EW (stat.error;spect.line.eqWidth)
  m3960 mag Continuum subtracted narrow-band magnitude at 396nm (phot.mag;em.opt.U)
  e_m3960 mag rms uncertainty on m3960 (stat.error)
  beta  (n) UV spectral index β (Note 1)   (spect.index;em.UV)
  e_beta  (n) rms uncertainty on beta (stat.error)
  Note (char) [G] G for candidates detected with GALEX (meta.note)

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