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J/AJ/160/242
  The Hα dots survey. II. 119 new dots (Salzer+, 2020)
ReadMe+ftp
2020AJ....160..242S
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Post annotation 		img(gal)
1.J/AJ/160/242/table1(c)Second list of Hα dots (119 rows)
2.J/AJ/160/242/table2Measured spectral properties (119 rows)

Simple ConstraintList Of Constraints
 
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)Dot  (i) [62/180] Hα dot candidate number (Note 1)   (meta.id)
  (1)f_Dot (char) Duplicated detections flag (Note 2)   (meta.code)
  (1)RAJ2000 deg (i) [1.63/352] Right Ascension (J2000) (Note 3)   (pos.eq.ra;meta.main)
  (1)DEJ2000 deg (i) [4.05/28.1] Declination (J2000) (Note 3)   (pos.eq.dec;meta.main)
  (1)Dmag mag [-2.75/-0.34] Difference, continuum and narrow band magnitudes (Note 4)   (phot.mag;arith.diff)
  (1)Ratio   [4.5/112] Ratio, magnitude difference Dmag to magnitude difference error (Note 5)   (phot.flux;arith.ratio)
  (1)Rmag mag [15.41/22.13] measured R-band magnitude from continuum images (phot.mag;em.opt.R)
  (1)e_Rmag mag [0.02/0.32] Uncertainty in Rmag (stat.error;phot.mag)
  (1)NBFlux 10-17W/m2 [0.05/5.99] Narrowband Line Flux, 10–14erg/s/cm2 (Note 6)   (phot.flux;spect.line)
  (1)e_NBFlux 10-17W/m2 [0.008/0.09] Uncertainty in NBFlux, 10–14erg/s/cm2 (Note 6)   (stat.error)

ALL cols		    
 (i)indexed column
  (1)RMAG mag (n) [-28.5/-10.6] R-band absolute magnitude (phot.mag)
  (1)logHa 10-7W (n) [38.5/43.16] log, Hα luminosity, erg/s (phys.luminosity;em.line.Halpha)
  (1)logSFR [Msun/yr](n) [-2.6/1.75] log, H{alphas}-based star-formation rate (phys.SFR)
  (1)Sprop (char) Spectral properties (table 2) (meta.ref.url)
  (1)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
  (2)Type (char) Emission-line galaxy type (Note 1)   (src.class)
  (2)z   [-0.0001/4.5] observed redshift (src.redshift)
  (2)cHb  (n) [-0.17/1.61] Decimal reddening coefficient (Note 2)   (phys.absorption)
  (2)Eq(Ha) 0.1nm (n) [12.6/2041] Equivalent width of the Hα line (spect.line.eqWidth)
  (2)Eq(O3) 0.1nm (n) [3.9/1780] Equivalent width of the [OIII] line (spect.line.eqWidth)
  (2)logN2/Ha [-] (n) [-2.26/0.05] log, [NII(6583Å)]/Hα emission line flux ratio (Note 3)   (spect.line.intensity;arith.ratio)
  (2)logO3/Hb [-] (n) [-0.43/1.41] log, [OIII 5007Å)]/Hβ emission line flux ratio (Note 3)   (spect.line.intensity;arith.ratio)
  (2)logO2/Hb [-] (n) [-0.85/1.12] log, [OII(3727Å)]/Hβ emission line flux ratio (Note 3)   (spect.line.intensity;arith.ratio)
  (2)logS2/Ha [-] (n) [-1.35/-0.24] log, [SII(6717Å, 6731Å)]/Hα emission line flux ratio (Note 3)   (spect.line.intensity;arith.ratio)
  (2)[O/H] [Sun] (n) [7.4/8.97] Metallicity, log(O/H)+12 (phys.abund)

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