VizieR

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

VizieR

  
J/ApJS/192/10
  Chandra ACIS survey in 383 nearby galaxies. I. (Liu, 2011)
ReadMe+ftp
2011ApJS..192...10L
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/192/10/table2Groups of surveyed galaxies and ACIS observations (667 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)
  Group  (i) [1/320] Group number (meta.id)
  Gal (char) Galaxy name (meta.id;meta.main)
  Nobs  Number of observations (meta.number)
  ExpTot s Total exposure time (time.duration;obs.exposure)
  ObsID  Observation number (meta.id)
  ObsDate "Y:M:D" (n)Observation date (time.epoch;obs)
  MJD d Modified Julian Date of observation (time.epoch)
  Exp s (n) Exposure time (time.duration;obs.exposure)
  Chip (char) Chips used for analysis (instr.setup)
  Bkgd  (n) Average background (Note 1)   (instr.background)
  Npt  (n) Total number of point sources detected (meta.number)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  
elapse time 0