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J/AJ/155/104
  MEGaSaURA. I. The sample and the spectra (Rigby+, 2018)
spectrum/fits
Post annotation
img(gal)
1.J/AJ/155/104/sample(c)The MEGaSaURA sample redshifts (tables 1 and 4)[spectrum/fits] (20 rows)
2.J/AJ/155/104/table2Oxygen abundances for the MEGaSaURA sample (16 rows)
3.J/AJ/155/104/table3Observation log (197 rows)

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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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)Gal (char) (i) Galaxy name (meta.id;meta.main)
  (1+3)Name (char) Arc name within galaxy (meta.id.part;meta.main)
  (1)RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (Note 1)   (pos.eq.ra;meta.main)
  (1)DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (Note 1)   (pos.eq.dec;meta.main)
  (1)Texp h [1/14] Total MagE/Magellan on-source integration time (time.epoch)
  (1)R   [2500/4760] MagE spectral resolution (Note 2)   (spect.resolution)
  (1)e_R   [70/230] Uncertainty in R (stat.error)
  (1)E(B-V) mag [0.02/0.09] Reddening due to the Milky Way Galaxy, Green+ (2015ApJ...810...25G); values from Note in spectrum files (Note 3)   (phot.color.excess)
  (1)Disc (char) Discovery paper(s) for the arc (Note 4)   (meta.bib)
  (1)Refs (char) Additional references, in bibcodes (meta.ref;pos.frame)

ALL cols
    
 (i)indexed column
  (1)z-star  (n) [1.6/3.5] stellar redshift (src.redshift;pos.heliocentric)
  (1)e_z-star  (n) [0.0003/0.001] uncertainty in z-star (stat.error;phot.color)
  (1)z-neb  (n) [1.6/3.7] nebular redshift (src.redshift;pos.heliocentric)
  (1)e_z-neb  (n) [7e-06/0.0008] uncertainty in z-neb (stat.error)
  (1)z-ism   [1.6/3.7] ISM redshift (src.redshift;pos.heliocentric)
  (1)e_z-ism   [0.0001/0.02] uncertainty in z-ism (stat.error)
  (1+2)Notes (char) Notes (Note 1)   (meta.note)
  (1)File (char) Abbreviated source name used in file names; column added by CDS (meta.id;instr.setup;meta.file)
  (1)Nobs  (n)Number of observations for this source (link to table 3) (meta.number)
  (2)l_[NII]/Ha (char) Limit flag on (meta.code.error)
  (2)[NII]/Ha [-] (n) [-1.4/-0.6] Measured log([NII]6583/Hα) ratio (phot.flux;arith.ratio)
  (2)e_[NII]/Ha [-] (n) [0.04/0.07] Uncertainty on [NII]/Ha (stat.error)
  (2)l_[O/H] (char) Limit flag on [O/H] (meta.code.error;phys.abund)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)[O/H] [-] (n) [7.9/8.6] Inferred oxygen abundance (phys.abund)
  (2)e_[O/H] [-] (n) [0.03/0.3] Lower or symmetric uncertainty on [O/H] (stat.error;phys.abund)
  (2)E_[O/H] [-] (n) [0.3/0.4] Upper uncertainty on [O/H] (stat.error;stat.max)
  (2)Method (char) Method (meta.bib)
  (2)Ref (char) Reference (Note 1)   (meta.ref;pos.frame)
  (2)SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  (3)Obs s (n)Universal Date, YYYY-MM-DD (Note 1)   (time.epoch)
  (3)Texp s [900/4500] integration time, seconds (Note 1)   (time.epoch)
  (3)Airmass   [1/1.9] Airmass, sec(z) (Note 1)   (obs.airMass)
  (3)Width arcsec [0.7/2] Slit width, arcseconds (spect.line.width)
  (3)PosA deg [30/302] Position angle of slit, degrees east of north (pos.posAng)
  (3)ParA deg [117/326] parallactic of slit, degrees east of north (Note 1)   (obs.param)

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