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/833/18
  Ultra-compact HII regions & methanol masers. I. (Hu+, 2016)
ReadMe+ftp
2016ApJ...833...18H
Similar Catalogs
[METAcat] [METAcells] [stats]
Post annotation 		img(gal)
1.J/ApJ/833/18/table4The maser spots catalog (corrected version from the author) (8971 rows) (released 2023-06-14)
[METAtab] [METAcola]

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - ) [METAcola]
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  Name (char) Source name (GLLL.lll+B.bbb) (meta.id;meta.main)
  RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) of reference position (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Degree of Declination (J2000) of reference position (pos.eq.dec;meta.main)
  Vlsr km/s [-72/159] Radial Velocity of maser spot (spect.dopplerVeloc;pos.lsr)
  Spk Jy/beam [0.08/3629] Peak Flux of maser spot, Jansky (phot.flux)
  dX arcsec X offset to maser spot from reference position (pos;arith.diff)
  e_dX arcsec Uncertainty in X offset (stat.error)
  dY arcsec Y offset to maser spot from reference position (pos.cartesian.y;arith.diff;instr.det)
  e_dY arcsec Uncertainty in Y offset (stat.error)

ALL cols		    
 (i)indexed column
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usage  Display UCD1+    UCD1  
.errorfile=/tmp/V-3.err (2025-08-23T20:22:20)
-3
-source=J/ApJ/833/18/table4
-ref=VIZ68aa22fc2ece80
elapse time 0

Options: wopt=0, optS=0, onote=0, opt1=8, opos=0

Contents of error file (/tmp/V-3.err):
----db1_query(0 'metaviz@VIZIR'):
[1755980540]   Select famid, name, explain From METAfam where famid=120
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755980540]   Select ucdid, name, class, explain From METAucd where ucdid=399
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755980540]   Select ucdid, name, class, explain From METAucd where ucdid=26
----db1_reset(0 'metaviz@VIZIR')
----inherit(u=used, h=hidden):
     [u] +source=J/ApJ/833/18/table4
     [u] -ref=VIZ68aa22fc2ece80
====inherit(): added 0 hidden fields
----free temporary files
----db1_close(0 'metaviz@VIZIR')
----db1_close(1 'metaviz@VIZIR')
→ Cite/acknowledge VizieR catalogue
→ Rules of usage of VizieR data

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