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/902/114
  Stellar X-ray activity. I. Chandra, Gaia & GALEX (Wang+, 2020)
ReadMe+ftp
2020ApJ...902..114W
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/902/114/table2Main properties for the stars in our sample (5906 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)
  Nc  (n)Number of Chandra observations for this source (link to Table 1) ((unassigned);(unassigned);(unassigned);src.var)
  CXOGSG (char) (i) Object identifier (JHHMMSS.s+DDMMSS) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
  UV  (n)Display the GALEX ultraviolet data for this source (link to Table 4) ((unassigned);phys.veloc.orbital;arith.diff;pos.geocentric)
  RAJ2000 deg Right Ascension (J2000) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  DEJ2000 deg [-31.6/82.5] Declination (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  Class (char) Stellar classification ("g"= giant, 697 occurrences; d=dwarf; y=YSO; See Section 2.3) ((unassigned);phys.veloc.orbital;arith.diff;pos.posAng;meta.main)
  Dist pc [19/10520] Gaia DR2 distance ((unassigned);phys.veloc.orbital;arith.diff;em.UV.10-50nm;arith;meta.main)
  E_Dist pc [0/4337] Upper uncertainty in Dist ((unassigned);phys.veloc.orbital;arith.diff;time.age;pos.phaseAng;meta.main)
  e_Dist pc [0/2644] Lower uncertainty in Dist ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  E(B-V) mag [0/3.6] The (B-V) color excess from PS1 3D map ((unassigned);phys.veloc.orbital;arith.diff;pos.lsr)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Fx 10-15mW/m2 [0.2/14360] Average unabsorbed 0.3-8keV flux (in units of 10–15erg/s/cm2) ((unassigned);(unassigned);(unassigned);meta.abstract;(unassigned);(unassigned))
  e_Fx 10-15mW/m2 [0.1/1266] Uncertainty in Fx ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  Lx 10-7W [3.8e+26/3.8e+33] The 0.3-8keV luminosity; erg/s ((unassigned);(unassigned);(unassigned);(unassigned);(unassigned);(unassigned))
  e_Lx 10-7W [1e+26/1e+33] Uncertainty in Lx ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  logRx [-] [-8.1/-0.9] log X-ray to bolometric luminosity ratio ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);instr.offset)
  e_logRx [-] [0/0.6] Uncertainty in logRx ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  HR1  (n) [-0.99/1] Hardness ratio, HR1=(M-S)/(M+S) (Note 1)   ((unassigned);(unassigned);(unassigned);meta.abstract;instr.offset)
  e_HR1  (n) [0/3.1] Uncertainty in HR1 ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  HR2  (n) [-1/0.99] Hardness ratio, HR2=(H-M)/(H+M) (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff;meta.abstract;instr.offset)
  e_HR2  (n) [0/5.2] Uncertainty in HR2 ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  Gaia  Display the Gaia DR2 distances from Bailer-Jones+, 2018, I/347 within 3" ((unassigned);em.line;arith.grad;pos.geocentric)

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=846657585 Where phase=3 and catid=19020114
**** 
**** --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/VR2759212.err (2026-10-30T06:39:43)
-3
-source=J/ApJ/902/114/table2
-ref=VIZ6ae43bb12a1a2c
elapse time 2