VizieR

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VizieR

  
J/ApJS/260/34
  NH3 transitions detections toward W51 IRS2 (Zhang+, 2022)
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2022ApJS..260...34Z
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1.J/ApJS/260/34/table1Details of the observed NH3 transitions (33 rows)
2.J/ApJS/260/34/table2Line parameters of the quasi-thermal and maser components in the detected NH3 spectra (199 rows)

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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
  (1)Nl  (n)Number of line parameter measurements for this transition (link to Table 2) ((unassigned);phys.veloc.orbital;arith.diff;src.var)
   (ALL)Trans (char) (i) The observed NH3 (J,K) transitions ((unassigned);pos.galactic.lon;arith.diff;spect.line.veloc;(unassigned))
  (1)Freq MHz [18017.3/25715.2] Rest frequency ((unassigned);(unassigned);(unassigned);instr.spect)
  (1)Eu K [23.3/1449.9] Upper level energy, Eu/K ((unassigned);(unassigned);(unassigned);(unassigned);(unassigned))
  (1)Smu2 D2 [1.37/130.3] Transition strength, Sµ2 (Note 1)   ((unassigned);(unassigned);(unassigned);phys.atmol.qn.I;meta.main)
  (1)Obs (char) Observation epoch(s) (Note 2)   ((unassigned);(unassigned);(unassigned);pos.eq.dec;stat.median)
  (1)Det (char) Detected epoch(s) (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff;pos.eq.dec;stat.median)
  (1)Comm (char) Comment (Note 3)   ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc.orbital)
  (2)Abs (char) [*] *=Detected in absorption on that date (Note 1)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (2)Date "Y:M:D" (n)UT Observation date ((unassigned);phys.veloc.orbital;arith.diff;pos.centroid;stat.param)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Vc-qt km/s (n) [49.4/68.2] Centroid velocity, quasi-thermal comp (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);meta.main)
  (2)e_Vc-qt km/s (n) [0.03/2.8] Uncertainty in Vc-qt (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  (2)l_Tp (char) Limit flag for Tp (Note 3)   ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  (2)Tp K (n) [0.03/22.81] peak main-beam temperature ((unassigned);phys.luminosity.fun;arith.grad;em;pos.lsr;meta.main)
  (2)e_Tp K (n) [0.01/2] Uncertainty for Tp ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)FWHM km/s (n) [2.7/27] line width, full width at half-max ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)
  (2)e_FWHM km/s (n) [0.08/6.2] Uncertainty in FWHM ((unassigned);phys.veloc.orbital;arith.diff;time.age;(unassigned))
  (2)l_W (char) Limit flag on W (Note 3)   ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  (2)W K.km/s (n) [0.4/145] Integrated intensity, main component ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.qn.I;meta.main)
  (2)e_W K.km/s (n) [0.07/2.3] Uncertainty in W ((unassigned);(unassigned);(unassigned);time.age;(unassigned);meta.main)
  (2)tau  (n) [0.9/25.3] optical depth (Note 4)   ((unassigned);phys.veloc.orbital;arith.diff;phys.particle.alpha)
  (2)e_tau  (n) [0.2/3.3] Uncertainty in tau ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)Vc-MF km/s (n) [47.35/72.56] line centroid, maser feature (Note 2)   ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (2)e_Vc-MF km/s (n) [0/0.5] Uncertainty in Vc-MF (Note 2)   ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)l_Sp (char) Limit flag on Sp (Note 3)   ((unassigned);phys.veloc.orbital;arith.diff;pos.galactic.lon;pos.posAng;meta.main)
  (2)Sp Jy (n) [0.06/28.5] Peak flux density ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  (2)e_Sp Jy (n) [0.01/1.4] Uncertainty in Sp ((unassigned);(unassigned);(unassigned);time.age;pos.precess;meta.main)
  (2)Vr-min km/s (n) [44.6/70.3] Velocity range of the narrow maser features, min ((unassigned);phys.veloc.orbital;arith.diff;spect.index;arith.ratio)
  (2)Vr-max km/s (n) [48.7/74.8] Velocity range of the narrow maser features, max ((unassigned);phys.veloc.orbital;arith.diff;spect.index;pos.phaseAng;meta.main)

ALL cols		    
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