VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
CDS

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/A+A/645/A110
  Hypercompact HII regions (Yang+, 2021)
ReadMe+ftp
2021A&A...645A.110Y
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/645/A110/table1(c)The sample of 118 rising-spectra HII regions (118 rows)
2.J/A+A/645/A110/table3(c)Observation results of 112 young HII regions at X-band (8-12GHz) and K-band (18-26GHz) (112 rows)
3.J/A+A/645/A110/table5(c)Derived physical properties of 116 young HII regions (116 rows)
Help Xmatch is

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)
   (ALL)Name (char) Galactic name (GLLL.llll+BB.bbbb) (meta.id;meta.main)
  (1+2)n_Name (char) [+*] Note on Name (Note 1)   (meta.note)
  (1)S1.4GHz mJy (n) Integrated flux density at 1.4GHz (phot.flux.density;em.radio.750-1500MHz)
  (1)S5GHz mJy Integrated flux density at 5GHz (phot.flux.density;em.radio.3-6GHz)
  (1)Dist kpc (n) Heliocentric distance (pos.distance)
  (1)logLb [Lsun] (n) Log bolometric luminosity (phys.luminosity)
  (1)r_logLb  References for luminosity and distance (Note 2)   (meta.ref;pos.frame)
  (1)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
   (ALL)_Glon deg Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.galactic.lon)
   (ALL)_Glat deg Declination (J2000) from SIMBAD (not part of the original data) (pos.galactic.lat)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)_RA.icrs deg (n)(i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
   (ALL)_DE.icrs deg (n)(i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  (2)SpeakX mJy/beam (n) Peak flux density at the central frequency (10GHz) of X-band (phot.flux.density;em.radio.6-12GHz)
  (2)sigmaX mJy rms of the the central frequency (10GHz) of X-band (instr.det.noise)
  (2)S9GHz mJy Integrated flux density at 9 GHz (phot.flux.density;em.radio.6-12GHz)
  (2)S10GHz mJy Integrated flux density at 10 GHz (phot.flux.density;em.radio.6-12GHz)
  (2)S11GHz mJy Integrated flux density at 11 GHz (phot.flux.density;em.radio.6-12GHz)
  (2)thetaXa arcsec Deconvolved angular size (major axis) at X band (phys.angSize;instr.det)
  (2)thetaXb arcsec Deconvolved angular size (minor axis) at X band (phys.angSize;instr.det)
  (2)SpeakK mJy/beam Peak flux density at the central frequency (22GHz) of K-band (phot.flux.density;em.radio.12-30GHz)
  (2)sigmaK mJy rms of the the central frequency (22GHz) of K-band (instr.det.noise)
  (2)S20GHz mJy (n) Integrated flux density at 20 GHz (phot.flux.density;em.radio.12-30GHz)
  (2)S22GHz mJy (n) Integrated flux density at 22 GHz (phot.flux.density;em.radio.12-30GHz)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)S24GHz mJy (n) Integrated flux density at 24 GHz (phot.flux.density;em.radio.12-30GHz)
  (2)thetaKa arcsec (n) Deconvolved angular size at K band (major axis) (phys.angSize)
  (2)thetaKb arcsec (n) Deconvolved angular size at K band (minor axis) (phys.angSize)
  (3)ne cm-3 Electron number density (meta.id)
  (3)Diam pc physical linear diameter (pos.distance)
  (3)EM pc/cm6 Emission measure (phys.emissMeasure)
  (3)nut GHz Turnover frequency (em.freq)
  (3)logNLy [s-1] Lyman continuum photons (phot.count;em.X-ray)
  (3)Sptype (char) Spectral type derived from Lyman continuum flux (src.spType)
  (3)fd  (n) fraction of ionizing photons absorbed by dust within HII regions (Note 1)   (meta.number)
  (3)Cband (char) Name of the C-band image in subdirectory images (meta.note)
  (3)Kband (char) Name of the K-band image in subdirectory images (meta.note)
  (3)Xband (char) Name of the X-band image in subdirectory images (pos.cartesian.x;obs.image)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)Fit (char) Name of the fitting image in subdirectory images (meta.id;meta.file)

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