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/554/742
  Chandra Deep Survey of the HDF-N (Hornschemeier+, 2001)
ReadMe+ftp
2001ApJ...554..742H
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/554/742/table10CHANDRA detections of very red objects (VROs) (4 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)
  [HPA2000] (char) Hogg et al., (2000, Cat. J/ApJS/127/1) source designation (meta.id;meta.main)
  R-Ks mag {R}-Ks colour index (Note 1)   (phot.color;em.opt.R;em.IR.K)
  Ks mag Ks magnitude (phot.mag;em.IR.K)
  l_BRatio (char) Limit flag on BRatio (meta.code.error)
  BRatio  Band ratio hard/soft X-ray (phys.luminosity;arith.ratio)
  z  (n) Redshift (Note 2)   (src.redshift)
  logL2-8 [10-7W] (n) Log of the full 2-8keV luminosity (phys.luminosity;em.X-ray)
  _RA deg (i) Position (derived from Hogg et al., J/ApJS/127/1) (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Position (derived from Hogg et al., J/ApJS/127/1) (declination part) (pos.eq.dec;meta.main)

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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