VizieR

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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/A+A/171/261
  Radio Recombination Lines of Southern HII Regions (Caswell+ 1987)
ReadMe+ftp
1987A&A...171..261C
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/171/261/table1Hydrogen recombination line data (1) (Note) (317 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)
  GLON deg Galactic longitude (Note 1)   (pos.galactic.lon)
  GLAT deg Galactic latitude (Note 1)   (pos.galactic.lat)
  m_V (char) [ab] Recombination line velocity component (meta.code.multip)
  RA1950 "h:m:s" (i) Right Ascension (1950) (Note 1)   (pos.eq.ra;meta.main)
  DE1950 "d:m:s" (i) Declination (1950) (1) (pos.eq.dec;meta.main)
  Tc K Peak 5GHz continuum brightness temperature (phys.temperature;stat.max)
  u_Tc (char) [ :] Uncertainty flag on Tc (meta.code.error)
  Diam1 arcmin (n) Angular size (first dimension) (Note 2)   (phys.angSize)
  u_Diam1 (char) [ :] Uncertainty flag on Diam1 (meta.code.error)
  Diam2 arcmin (n) Angular size (second dimension) (Note 2)   (phys.angSize)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  u_Diam2 (char) [ :] Uncertainty flag on Diam2 (meta.code.error)
  S Jy (n) 5GHz continuum flux density (phot.flux.density;em.radio.3-6GHz)
  u_S (char) [ :] Uncertainty flag on S (meta.code.error)
  V1-H2CO km/s (n) LSR velocity of H2CO absorption line, first velocity component (phys.veloc;pos.lsr)
  V2-H2CO km/s (n) LSR velocity of H2CO absorption line, second velocity component (phys.veloc;pos.lsr)
  V3-H2CO km/s (n) LSR velocity of H2CO absorption line, third velocity component (phys.veloc;pos.lsr)
  V4-H2CO km/s (n) LSR velocity of H2CO absorption line, fourth velocity component (phys.veloc;pos.lsr)
  nH2CO (char) Note on H2CO measurements: ND: no detectable H2CO absorption, NA: no available H2CO measurement (meta.note)
  rH2CO (char) Reference for H2CO results: CH: this survey, Caswell and Haynes (1987), WG: Whiteoak and Gardner 1974A&A....37..389W Gardner and Whiteoak 1984MNRAS.210...23G (meta.ref;pos.frame)
  TL K Peak recombination line brightness temperature (Note 3)   (phys.temperature)
  u_TL (char) [ :] Uncertainty flag on TL (meta.code.error)
  DV km/s Width of recombination line, full width at half intensity (Note 3)   (spect.line.width)
  u_DV (char) [ :] Uncertainty flag on DV (meta.code.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  V km/s LSR velocity of recombination line (Note 3)   (phys.veloc;pos.lsr)
  u_V (char) [ :] Uncertainty flag on V (meta.code.error;pos.cartesian.y)
  Te K LTE Electron Temperature (phys.temperature.electron;phys.electron)
  u_Te (char) [ :] Uncertainty flag on Te (meta.code.error)
  Rg kpc (n) Galactocentric radius (Note 4)   (pos.distance)
  u_Rg (char) [ :] Uncertainty flag on Rg (meta.code.error)
  d1 kpc (n) Kinematic distance, or near kinematic distance (4) (Note 5)   (pos.distance)
  u_d1 (char) [ :] Uncertainty flag on d1 (meta.code.error)
  d2 kpc (n) Far kinematic distance (4) (Note 5)   (pos.distance)
  f_d1 (char) Near/far preference flag, N: near kinematic distance is significantly more likely, F: far kinematic distance is significantly more likely (meta.code)
  n_d1 (char) HI absorption flag, HI: near/far preference is based on 21 cm absorption line data (meta.note)
  ref (char) Reference for recombination line results if cited from another source (Note 6)   (meta.ref;pos.frame)
  Note (char) [ N] Source comments, N indicates that section 4 of Caswell and Haynes (1987) contains additional information or discussion for this source (meta.note)
  Opt (char) Optical counterpart (Note 7)   (meta.id.assoc)
  _RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  _DE.icrs "d:m:s" (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)

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