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J/ApJS/248/3
  A 4-6GHz RRL survey in the Milky Way (Chen+, 2020)
ReadMe+ftp
2020ApJS..248....3C
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spectrum
Post annotation 		img(gal)
1.J/ApJS/248/3/table3(c)Characteristics of the hydrogen radio recombination line (RRL) emission sample (517 unique IDs) (669 rows)
2.J/ApJS/248/3/table4(c)List of high-mass star-forming region (HMSFR) sources traced by RRL and/or methanol maser[spectrum] (654 rows)
3.J/ApJS/248/3/table5(c)Characteristics of helium and carbon RRL emissions (72 rows)
4.J/ApJS/248/3/cand(c)Potential PNe (Table 6) and SNR (Table 7) candidates (14 rows)
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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)
  (1)Nobs  (n)Number of observations for this source (meta.number)
   (ALL)ID (char) Identifier (GLLL.lll+BB.bbb) (meta.id;meta.main)
  (1+3+4)RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (Note G1)   (pos.eq.ra;meta.main)
  (1+3+4)DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (Note G1)   (pos.eq.dec;meta.main)
  (1+3+4)Epoch "Y:M:D" (n)Observation epoch (time.epoch;obs)
  (1+3+4)Tb mK [4/1918] Measured peak antenna tempature (Note G2)   (phot.antennaTemp)
  (1+3+4)Si K.km/s (n) [0.1/58.2] Integral flux (Note G2)   (phot.flux.density;em.radio.3-6GHz)
  (1+3+4)e_Si K.km/s (n) [0.01/0.4] Uncertainty in Si (stat.error)
  (1+3+4)DeltaV km/s (n) [4.8/91] FWHM (ΔV) (Note G2)   (phys.angSize)
  (1+3+4)e_DeltaV km/s (n) [0.1/11] Uncertainty in DeltaV (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1+3+4)nup km/s (n) [-73/157] Radio defined LSR velocity at peak (νp) (spect.dopplerVeloc.radio;pos.lsr)
  (1+3+4)e_nup km/s (n) [0/5] Uncertainty in nup (stat.error)
  (1+3+4)Dist kpc (n) [0.42/15.7] Bayesian distance (d) (Note G3)   (pos.distance)
  (1+3+4)e_Dist kpc (n) [0.01/1.7] Uncertainty in Dist (Note G3)   (stat.error)
  (1)Notes (char) Complementary information (Note 1)   (meta.note)
  (1+3)Maser (char) Association with 6.7GHz methanol maser (meta.code)
  (1+3+4)Other (char) Other identifiers (Note G4)   (meta.id)
  (1+4)WISEA (char) Display the AllWISE data (II/328) within 0.5" (meta.ref.url)
  (2)Fig  (n) [1/517] Figure number in Appendix A1; column added by CDS (meta.bib.fig)
  (2)f_ID (char) Source code (Note 1)   (meta.code)
  (2)m_ID (char) Right/left hand side of the components (Note 2)   (meta.code.multip)
  (2)He/C  (n)Display data from the helium and carbon RRL emissions for this source (link to Table 5) (meta.ref.url)
  (2)H  (n)Display the hydrogen RRL data for this source (link to Table 3) (meta.ref.url)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Sp (char) Display the RRL spectra from Appendix A1 (meta.ref.url)
  (2)_Glon deg Positions derived from names (longitude part) (pos.galactic.lon)
  (2)_Glat deg Positions derived from names (latitude part) (pos.galactic.lat)
  (2)_RA.icrs deg (n)(i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
  (2)_DE.icrs deg (n)(i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  (3)Type (char) Emission type (Note 1)   (meta.note)
  (4)OT (char) Object type (only for Tables 6 and 7) (src.class)

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