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/735/26
  Chandra observations of M81 (Sell+, 2011)
ReadMe+ftp
2011ApJ...735...26S
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/735/26/xsourcesMerged extraction and fit data of sources in the master and borderline source lists (tables 3 and 4) (276 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. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
  Seq (char) Source index number (Note G1)   ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  n_Seq (char) Source off chip (Note 2)   ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  RAJ2000 deg Right Ascension in decimal degrees (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  DEJ2000 deg Declination in decimal degrees (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  OAA arcmin (n) Average off-axis angle ((unassigned);pos.galactic.lon;arith.diff;spect.line.broad.Stark;spect.dopplerVeloc.radio;meta.main)
  SCts ct (n) Total source counts ((unassigned);phys.veloc.orbital;arith.diff;time.duration;(unassigned);(unassigned))
  BCts ct (n) Total background counts ((unassigned);phys.veloc.orbital;arith.diff;time.duration;(unassigned);(unassigned))
  Soft ct (n) Net soft (0.5-1keV) counts ((unassigned);phys.veloc.orbital;arith.diff;time.duration;(unassigned);(unassigned))
  e_Soft ct (n) Lower limit uncertainty in Soft (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  E_Soft ct (n) Upper limit uncertainty in Soft (time.equinox;(unassigned);arith.factor;time.age;pos.phaseAng;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Med ct (n) Net medium (1-2keV) counts ((unassigned);phys.veloc.orbital;arith.diff;time.duration;(unassigned);(unassigned))
  e_Med ct (n) Lower limit uncertainty in Med (Note 1)   ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  E_Med ct (n) Upper limit uncertainty in Med ((unassigned);(unassigned);(unassigned);time.age;pos.phaseAng;meta.main)
  Hard ct (n) Net hard (2-8keV) counts ((unassigned);(unassigned);(unassigned);time.duration;(unassigned);(unassigned))
  e_Hard ct (n) Lower limit uncertainty in Hard (Note 1)   ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  E_Hard ct (n) Upper limit uncertainty in Hard ((unassigned);(unassigned);(unassigned);time.age;pos.phaseAng;meta.main)
  PSF % (n) Average PSF fraction enclosed by extraction region (pos.cylindrical;(unassigned);arith.factor;phot.mag;instr.offset)
  VarS1  (n) Variability statistic (Note 3)   ((unassigned);(unassigned);(unassigned);pos.wcs.crpix;meta.main)
  Obs1 (char) Observations used to derive VarS1 ((unassigned);(unassigned);(unassigned);spect.line.veloc;stat.median)
  VarS2  (n) Variability statistic (Note 4)   ((unassigned);(unassigned);(unassigned);pos.wcs.crpix;meta.main)
  S03  (n)Cross-match with Swartz+ 2003, Cat. J/ApJS/144/213, within 10" ((unassigned);(unassigned);(unassigned);pos.geocentric)
  Model (char) Model type: plaw=power law, or bbod=blackbody ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc.orbital;(unassigned);src.orbital.inclination)
  n_Model (char) [ab] Note on Model type (Note 5)   ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Param  (n) Photon Index (plaw) or kT (bbod) of Model ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)
  e_Param  (n) Lower limit uncertainty in Param (Note 6)   ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  E_Param  (n) Upper limit uncertainty in Param (Note 6)   ((unassigned);phys.veloc.orbital;arith.diff;time.age;pos.phaseAng;meta.main)
  Norm  (n) Model normalization (Note 7)   ((unassigned);phys.veloc.orbital;arith.diff;pos.bodyrc.lon;meta.main)
  e_Norm  (n) Lower limit uncertainty in Norm (Note 6)   (stat.weight;instr.det.qe;stat.min;time.age;meta.main)
  E_Norm  (n) Upper limit uncertainty in Norm (Note 6)   (time.expo;spect.dopplerVeloc;arith.factor;time.age;pos.phaseAng;meta.main)
  NH 10+22/cm2(n) The H I column density (Note 8)   ((unassigned);(unassigned);(unassigned);(unassigned))
  e_NH 10+22/cm2(n) Lower limit uncertainty in NH (Note 6)   ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  E_NH 10+22/cm2(n) Upper limit uncertainty in NH (Note 6)   ((unassigned);phys.veloc.orbital;arith.diff;time.age;pos.phaseAng;meta.main)
  CStat  (n) Total best-fit C-Statistic (for the source and background models together) ((unassigned);(unassigned);(unassigned);pos.bodyrc.lon;meta.main)
  DOF  (n) [1012/1016] Degrees of Freedom (Note 9)   ((unassigned);(unassigned);(unassigned);meta.version;meta.main)
  Lum 10+30W (n) The 0.5-8 keV luminosity (Note 10)   (spect.index;(unassigned);arith.factor;(unassigned);(unassigned);(unassigned))
  e_Lum 10+30W (n) Lower limit uncertainty in Lum (Note 6)   ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  E_Lum 10+30W (n) Upper limit uncertainty in Lum (Note 6)   ((unassigned);(unassigned);(unassigned);time.age;pos.phaseAng;meta.main)
  Com (char) Comments about source extraction (Note 11)   ((unassigned);(unassigned);(unassigned);phys.veloc.orbital;time.period.rotation)
  Simbad  ask the Simbad data-base about this object ((unassigned);(unassigned);(unassigned);phys.veloc.dispersion)

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  

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846416952 Where phase=3 and catid=17350026
**** 
**** --POSTGRES MSG db=1
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104
If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR3397053.err (2026-10-27T11:49:11)
-3
-source=J/ApJ/735/26
-ref=VIZ6ae08fb833d5bd
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