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/921/176
  Galactic HII regions velocity gradients (Balser+, 2021)
ReadMe+ftp
2021ApJ...921..176B
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/921/176/table2(c)ATCA HII region sample (SHRDS; Wenger+ 2021, J/ApJS/254/36) (166 rows)
2.J/ApJ/921/176/table3(c)VLA HII region sample (Wenger+ 2019, J/ApJ/887/114) (12 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)ID (char) Source identifier (GLLL.lll+BB.bbb) (Note 1)   (meta.id;meta.main)
   (ALL)Field (char) Field identifier (meta.id;obs.field)
   (ALL)c0 km/s [-129.13/116.85] Velocity offset (phys.veloc;arith.diff)
   (ALL)e_c0 km/s [0/0.51] Uncertainty in c0 (stat.error)
   (ALL)Gradient m/s/arcsec [1.8/668] Velocity gradient magnitude (arith.grad;phys.veloc)
   (ALL)e_Gradient m/s/arcsec [0.05/46] Uncertainty in Gradient (stat.error)
   (ALL)PA deg [0.4/358] Position angle (pos.posAng)
   (ALL)e_PA deg [0.5/22.2] Uncertainty in PA (stat.error)
   (ALL)QF (char) Quality factor (A=highest); see text (meta.code.qual)
   (ALL)Nbeam   [1/11.2] Number of beams (meta.number)

ALL cols		    
 (i)indexed column
   (ALL)PkSNR   [16/551] Peak Signal-to-Noise (stat.snr;stat.max)
   (ALL)RMS km/s [0.13/9.2] Root mean square error (stat.stdev;instr.det.noise)
   (ALL)WCat (char) Display data from the WISE cat. of Gal. HII regions (Anderson+, 2014, J/ApJS/212/1) (meta.ref.url)
   (ALL)_Glon deg Positions from names (longitude part) (pos.galactic.lon)
   (ALL)_Glat deg Positions from names (latitude part) (pos.galactic.lat)
   (ALL)_RA.icrs deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
   (ALL)_DE.icrs deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)

ALL cols		    
 (i)indexed column
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