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/559/864
  Extragalactic ultracompact H II regions (Johnson+, 2001)
ReadMe+ftp
2001ApJ...559..864J
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/559/864/m33Ultra-dense HII candidates in M33 (adopted distance: 840kpc) (14 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)
  [JKM2001]  Source identification (M33 NN) (meta.id;meta.main)
  RAJ2000 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
  L6cm 10+16W/Hz6cm luminosity (phys.luminosity;em.radio)
  e_L6cm 10+16W/Hzrms uncertainty on L6cm (stat.error)
  L20cm 10+16W/Hz20cm luminosity (phys.luminosity;em.radio)
  e_L20cm 10+16W/Hzrms uncertainty on L20cm (stat.error)
  QLyc 10+49s-1 Production rate of Lyman continuum photon (phot.count;em.UV)
  e_QLyc 10+49s-1 rms uncertainty on QLyc (stat.error)
  SI  Spectral index 20cm to 6cm (spect.index;em.radio.750-1500MHz)
  e_SI  rms uncertainty on SI (stat.error)
  B (char) B-band counterpart ? (meta.note)
  HII (char) HII counterpart ? (Note 1)   (meta.note)
  [GDK99]  Gordon et al. (1999, Cat. J/ApJS/120/247 number (meta.id)

ALL cols		    
 (i)indexed column
Adapt form
 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  
elapse time 0