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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/ApJS/257/39
  NH3 isotope ratios of Galactic disk sources (Chen+, 2021)
ReadMe+ftp
2021ApJS..257...39C
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/257/39/table7Our source list for 14NH3 and 15NH3 observations (195 unique sources) (1260 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)
  Obs  (n)Display the NH3 observational parameters (Tables 2, 4 and 5) (meta.ref.url)
  ID (char) Object identifier (meta.id;meta.main)
  Tel (char) Telescope (meta.id;instr.tel)
  RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
  Time min [1.2/360] Total exposure time (time.duration;obs.exposure)
  f_Mol (char) [b] Indicates a line detection in Mol (meta.code)
  Mol (char) Molecule identifier (meta.id)
  rms mK [6/7460] Root Means Square noise (meta.note)
  R10  (n)Display data from Rosolowsky+, 2010, J/ApJS/188/123 ; Cyganowski+, 2013, J/ApJ/764/61 and Reid+, 2014, J/ApJ/783/130/table1 within 5" (meta.ref.url)

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