VizieR

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

VizieR

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/ApJ/755/89
  Metallicities of damped Lyα systems (Rafelski+, 2012)
ReadMe+ftp
2012ApJ...755...89R
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/755/89/table1Journal of observations (72 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)
  QSO (char) (i) QSO name (JHHMM+DDMM) (meta.id;meta.main)
  M (char) M indicates new metallicities and ionic column densities if any (tables 2 and 4) (meta.ref.url)
  RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
  rmag mag [17.5/21.7] SDSS-DR7 r-band AB magnitude (Cat. II/294) (phot.mag;em.opt.R)
  imag mag SDSS-DR7 i band AB magnitude (Cat. II/294) (phot.mag;em.opt.I)
  zem   [2.5/5.4] QSO emission line redshift (src.redshift)
  zabs (char) Absorption line redshift(s) (Note 1)   (src.redshift)
  Date "Y:M:D" (n)UT Date of observation (time.epoch;obs)
  Inst (char) Instrument used (Note G1)   (instr.setup)
  Slit arcsec [0.5/0.9] Slit width used (instr.setup)
  Exp s [900/17400] Exposure time (time.duration;obs.exposure)
  SN pix-1 (n) [4/40] Signal-to-noise per pixel (Note 2)   (stat.snr;instr.pixel)
  P05  (n)Cross-match with the Prochaska+, 2005, Cat. J/ApJ/635/123, within 5" (meta.ref.url)
  DR10Q  (n)Cross-match with the SDSS-DR10 quasars catalog (VII/270), within 5" (meta.ref.url)
  VV10  (n)Cross-match with the Veron+, 2010 (Cat. VII/258), within 5" (meta.ref.url)
  SimbadName (char) Designation understandable by the Simbad data-base (meta.id)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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