VizieR Search Page [Back] ⋅ [Forwd] ⋅ [Print] ⋅ [Close]
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/243/3
  Chandra observations of SINGS galaxies (Lehmer+, 2019)
ReadMe+ftp
2019ApJS..243....3L
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/243/3/sings(c)List of SINGS galaxies; table added by CDS (41 rows)
2.J/ApJS/243/3/table2(c)Chandra Advanced CCD Imaging Spectrometer (ACIS) observation log (200 rows)
3.J/ApJS/243/3/table7(c)X-ray point-source catalog and properties (4442 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortJoin tables
more join
Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)NGC  (i) NGC number of the host galaxy (meta.id;meta.main)
  (1)NGC_data (char) Link to original parameters of New General Catalog (1888MmRAS..49....1D) (meta.code)
  (1)Nobs  (n)Number of Chandra observations for this galaxy (link to Table 2) (meta.number)
  (1)Nx  (n)Number of X-ray point sources for this galaxy (link to Table 7) (meta.number)
  (1)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
  (1)NED (char) ask the NED data-base about this object (meta.ref.url)
  (1)LEDA (char) ask the LEDA data-base about this object (meta.ref.url)
  (1)_RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  (1)_DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)
  (1)T13  (n)Display data from Tzanavaris+, 2013, J/ApJ/774/136 (meta.ref.url)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Gal (char) Name of the host galaxy (meta.id)
  (2)ObsID  (n) [354/21676] Chandra Observation ID; null for merged IDs (meta.id;obs)
  (2)f_ObsID (char) [de] Flag on ObsID (Note 1)   (meta.code)
  (2+3)RAJ2000 deg (i) Right Ascension, Aim Point (J2000) (pos.eq.ra;meta.main)
  (2+3)DEJ2000 deg (i) Declination, Aim Point (J2000) (pos.eq.dec;meta.main)
  (2)ObsDate s (n)UT Observation Date time (time.epoch;obs)
  (2)Exp ks [2/892] Total exposure time (Note 2)   (time.duration;obs.exposure)
  (2)Nfl  (n) [1/2] Number of flaring intervals, rejected (meta.number)
  (2)Tfl ks (n) [0.5/2] Combined flare duration, rejected (time.interval)
  (2)dRA arcsec (n) [-0.7/0.8] Offset in Right Ascension (pos.eq.ra;arith.diff)
  (2)dDE arcsec (n) [-1.3/0.6] Offset in Declination (pos.eq.dec;arith.diff)
  (2)Mode (char) [FV] Observation Mode (F=faint mode; or V=very faint mode) (meta.code)
  (3)ID  Point-source identification number within the galaxy (meta.id;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)theta arcmin [0/12.4] Offset (Note 1)   (pos;arith.diff)
  (3)NFB ct [0.7/114995] Net (background subtracted) 0.5-7keV counts (phot.count;em.X-ray.medium;src.net)
  (3)e_NFB ct [1/359] 1σ uncertainty in NFB (stat.error)
  (3)NH 10+22cm-2 [0.008/15.5] Best-fit column density (Note 2)   (phys.columnDensity;meta.modelled)
  (3)e_NH 10+22cm-2(n) [0.001/14] 1σ uncertainty in NH (Note 2)   (stat.error)
  (3)Gamma   [0.09/3.3] Best-fit photon index, Γ (Note 2)   (meta.code;spect.index;meta.modelled)
  (3)e_Gamma  (n) [0.01/3] 1σ uncertainty in Gamma (Note 2)   (stat.error)
  (3)logFFB [mW/m2] [-16.6/-11.4] log, 0.5-8keV source flux (phot.flux;em.X-ray)
  (3)logLFB [10-7W] [34.8/41] log, 0.5-8keV source luminosity (phys.luminosity;em.X-ray)
  (3)Loc   [1/5] Location Flag (Note 3)   (meta.code)

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 1