VizieR

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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/819/162
  Chandra obs. of ultracompact dwarf galaxies (UCDs) (Pandya+, 2016)
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2016ApJ...819..162P
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/819/162/ucdgal(c)Optical and X-ray properties of X-ray-detected ultracompact dwarf (UCD) galaxies (tables 3 and 4) (21 rows)
2.J/ApJ/819/162/table6(c)Optical and X-ray properties of non-X-ray-detected UCDs (402 rows)
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Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)f_UCD (char) Flag on UCD (Note G1)   (meta.code)
   (ALL)Syst (char) UCD host system (meta.id.parent)
   (ALL)RAJ2000 deg (i) Right Ascension of the optical source (J2000) (pos.eq.ra;meta.main)
   (ALL)DEJ2000 deg (i) Declination of the optical source (J2000) (pos.eq.dec;meta.main)
   (ALL)Dist Mpc [3/21] Adopted distance (pos.distance;pos.heliocentric)
   (ALL)VMag mag (n) [9.8/14.2] Absolute V band magnitude (phys.magAbs;em.opt.V)
   (ALL)logM [Msun] (n) [6/9] Log dynamical mass (pos.parallax.dyn)
  (1)e_logM [Msun] (n) [5/8] Uncertainty in logM (stat.error)
   (ALL)rhl pc (n) [1.8/24.2] Optical half-light radius (phys.size.radius)
  (1)e_rhl pc (n) [0.5/1.4] Uncertainty in rhl (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)HRV km/s [440/2024] Heliocentric radial velocity (spect.dopplerVeloc;pos.heliocentric)
   (ALL)sigma km/s (n) [8/68] Global stellar velocity dispersion (phys.veloc.dispersion)
  (1)e_sigma km/s (n) [1/6] Uncertainty in sigma (stat.error)
   (ALL)M/L [Msun/Lsun](n) [0.9/5] Dynamical mass-to-light ratio in the V-band (phys.composition.massLightRatio)
  (1)e_M/L [Msun/Lsun](n) [0.3/1.4] Uncertainty in M/L (stat.error)
  (1)nLMXB  (n) [0.01/14] Expected number of LMXBs (Note 1)   (meta.number)
   (ALL)Ref (char) Primary reference for UCD's optical properties (Note 2)   (meta.ref;pos.frame)
   (ALL)UCD (char) Adopted UCD literature name (meta.id;meta.main)
  (1)n_UCD (char) Note on UCD (Note 3)   (meta.note)
   (ALL)Exp ks [39/843] Total exposure time (time.duration;obs.exposure)
   (ALL)theta arcmin Average off-axis angle (Note 4)   (instr.offset;stat.mean)
  (1)sx arcsec (n) [0.1/1.5] Separation between optical X-ray positions (Note 5)   (pos.angDistance)
   (ALL)Rad arcsec [1.9/17] Average radius of circular aperture (Note 6)   (phys.angSize;src)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)NCF ct [5/3587] Net full band (0.5-7 keV) counts (phot.count;em.X-ray)
  (1)e_NCF ct The 1σ uncertainty in NCF (Note 7)   (stat.error)
  (1)NCH ct [0.5/1313] Net hard band (2-7 keV) counts (phot.count;em.X-ray)
  (1)e_NCH ct The 1σ uncertainty in NCH (Note 7)   (stat.error)
  (1)NCS ct [4/2287] Net soft band (0.5-2 keV) counts (phot.count;em.X-ray)
  (1)e_NCS ct The 1σ uncertainty in NCS (Note 7)   (stat.error)
   (ALL)logFF [mW/m2] [-15.4/-13.1] Log Full band (0.5-7 keV) flux; in erg/s/cm2 (phot.flux;em.X-ray)
  (1)E_logFF [mW/m2] Upper 90% confidence interval in FF (stat.error;stat.max)
  (1)e_logFF [mW/m2] Lower 90% confidence interval in FF (stat.error)
  (1)logFH [mW/m2] [-14.8/-13.3] Log Hard band (2-7 keV) flux; in erg/s/cm2 (phot.flux;em.X-ray)
  (1)E_logFH [mW/m2] Upper 90% confidence interval in FH (stat.error;stat.max)
  (1)e_logFH [mW/m2] Lower 90% confidence interval in FH (stat.error)
  (1)logFS [mW/m2] [-15.8/-13.6] Log Soft band (0.5-2 keV) flux; in erg/s/cm2 (phot.flux;em.X-ray)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)E_logFS [mW/m2] Upper 90% confidence interval in FS (stat.error;stat.max)
  (1)e_logFS [mW/m2] Lower 90% confidence interval in FS (stat.error)
   (ALL)logLF [10-7W] [36.4/38.8] Log Full band (0.5-7keV) luminosity; in erg/s (phys.luminosity;em.X-ray)
  (1)E_logLF [10-7W] Upper 90% confidence interval in LF (stat.error;stat.max)
  (1)e_logLF [10-7W] Lower 90% confidence interval in LF (stat.error)
  (1)logLH [10-7W] [36.4/38.7] Log Hard band (2-7 keV) luminosity; in erg/s (phys.luminosity;em.X-ray)
  (1)E_logLH [10-7W] Upper 90% confidence interval in LH (stat.error;stat.max)
  (1)e_logLH [10-7W] Lower 90% confidence interval in LH (stat.error)
  (1)logLS [10-7W] [36/38.3] Log Soft band (0.5-2 keV) luminosity; in erg/s (phys.luminosity;em.X-ray)
  (1)E_logLS [10-7W] Upper 90% confidence interval in LS (stat.error;stat.max)
  (1)e_logLS [10-7W] Lower 90% confidence interval in LS (stat.error)
  (1)HR  Classical hardness ratio ((CH-CS)/(CH+CS)) (phot.flux;arith.ratio)
  (1)gamma   [0.9/1.8] Best-fit power law photon index (Note 8)   (spect.index)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)E_gamma  (n) Upper 90% confidence interval in gamma (stat.error;stat.max)
  (1)e_gamma  (n) Lower 90% confidence interval in gamma (stat.error)
  (1)G09  (n)Display Gregg+, 2009, J/AJ/137/498, data within 3" (meta.ref.url)
   (ALL)SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  (2)Cts ct (n) [0/28921] Total counts in source region (phot.count;em.X-ray)
  (2)Bkgd ct (n) Scaled background counts in background region (instr.background;obs.field)
  (2)U  (n) [0.9/393] Number of counts expected (Note 4)   (phot.count)
  (2)l_logFF (char) Limit flag on logFF (meta.code.error)
  (2)l_logLF (char) Limit flag on LF (meta.code.error)
  (2)UCat  (n)Display reference catalogs (Gregg+, 2009, J/AJ/137/498; Chiboucas+, 2011, J/ApJ/737/86; Jennings+, 2014, J/AJ/148/32; Mieske+, 2007, J/A+A/472/111; Misgeld+, 2011, J/A+A/531/A4 and Penny+, 2012, J/MNRAS/422/885) within 3" (meta.ref.url)

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