VizieR

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

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/ApJS/228/2
  Chandra Deep Field-South survey: 7Ms sources (Luo+, 2017)
ReadMe+ftp
2017ApJS..228....2L
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/228/2/table1Journal of 7Ms Chandra Deep Field-South observations (102 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)
  ObsID (char) Chandra Observation ID (meta.id;obs)
  Obs s (n)Observation Start Date, UT (time.start;obs)
  Exp ks [8.8/141] Exposure time (time.duration;obs.exposure)
  RAJ2000 "h:m:s" (i) [3] Hour of Right Ascension (J2000) (Note 1)   (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) [27] Degree of Declination (J2000) (Note 1)   (pos.eq.dec;meta.main)
  Roll deg Roll Angle (instr.offset)
  Mode (char) Observation Mode (F=Faint or VF=Very Faint) (instr.setup)
  Version (char) CXC Pipeline Version (meta.version)

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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