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/905/78
  Chandra obs. of IRDCs G034.43+00.24 and G035.39-00.33 (Yu+, 2020)
ReadMe+ftp
2020ApJ...905...78Y
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/905/78/g34sourcesBasic source information of G034.43+0.2 (G34.4) (Table 2) and stellar counterparts (Table 7) (112 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)
  Xsp (char) Display the X-ray spectroscopy (Table 5) (meta.ref.url)
  Seq   [1/209] X-ray catalog sequence number (meta.id)
  CXOU (char) (i) IAU designation (HHMMSS.ss+DDMMSS.s; J2000) (meta.id;meta.main)
  RAJ2000 deg (i) [283.19/284.5] Right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) [1.2/2.4] Declination (J2000) (pos.eq.dec;meta.main)
  Err arcsec [0/1.5] Estimated random component of position error (stat.error)
  Theta arcmin [0.3/11.8] Offaxis angle (instr.offset)
  Net-F ct [2/893] Estimated net counts extracted in total energy band (0.5-8keV) (phot.count;em.X-ray)
  delNet-F ct [1.5/31] Average of upper and lower errors on Net-F (stat.error)
  Bk-F ct [100/1997] Background counts extracted (instr.background)

ALL cols		    
 (i)indexed column
  Net-H ct [-0.5/541] Estimated net counts extracted in hard band (2-8keV) (phot.count;em.X-ray)
  fPSF   [0.4/0.9] Fraction of PSF enclosed within extraction region (instr.det.psf)
  Sig   [1.1/29.1] Photometric significance (stat.fit.goodness;phot)
  l_logPB (char) Limit flag on logPB (meta.code.error)
  logPB   [-5/-2.3] Log probability (Note 1)   (stat.fit.goodness)
  Anom (char) Source anomalies (Note 2)   (meta.code)
  Var (char) Variability characterization based on K-S statistics (Note 3)   (meta.code;src.var)
  Exp ks [28.1/180] Effective Exposure time (time.duration;obs.exposure)
  Emed keV [0.8/7] Background-corrected median photon energy (em.energy;stat.median;em.X-ray)
  HR   [-1/1] Hardness ratio, (H-S)/(H+S), with hard-band: 2-8keV and soft-band: 0.5-1.2keV (meta.note)
  2MASS (char) NIR identification (HHMMSSss+DDMMSSs; J2000) (meta.id.cross)
  Jmag mag (n) [8.6/18.6] J band apparent magnitude (phot.mag;em.IR.J)
  Hmag mag (n) [8.3/16.7] H band apparent magnitude (phot.mag;em.IR.H)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Kmag mag (n) [8.1/15.7] K band apparent magnitude (phot.mag;em.IR.K)
  WISE (char) WISE source name (JHHMMSS.ss+DDMMSS.s) (meta.id.cross)
  W1mag mag (n) [7.5/13.3] W1 band apparent magnitude (phot.mag;em.IR.3-4um)
  W2mag mag (n) [7/13.7] W2 band apparent magnitude (phot.mag;em.IR.4-8um)
  W3mag mag (n) [3.5/11.3] W3 band apparent magnitude (phot.flux.density;em.IR.8-15um)
  W4mag mag (n) [-0.92/8.7] W4 band apparent magnitude (phot.flux.density;em.IR.15-30um)
  GLIMPSE (char) MIR identification (GLLL.llll+BB.bbbb) (meta.id.cross)
  3.6mag mag (n) [7.4/15.6] IRAC 3.6um band apparent magnitude (phot.mag;em.IR.3-4um)
  4.5mag mag (n) [7.4/14.2] IRAC 4.5um band apparent magnitude (phot.mag;em.IR.4-8um)
  5.8mag mag (n) [6.9/12.7] IRAC 5.8um band apparent magnitude (phot.flux.density;em.IR.4-8um)
  8.0mag mag (n) [5.8/12.1] IRAC 8.0um band apparent magnitude (phot.flux.density;em.IR.8-15um)
  Note (char) Additional notes (meta.note)
  Simbad  ask the Simbad data-base about this object (meta.ref.url)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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