VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

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/ApJS/282/18
  Green Bank Ammonia Survey (GAS) DR2 (Pineda+, 2026)
ReadMe+ftp
2026ApJS..282...18P
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/282/18/table8NH3 core properties for selected regions (399 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)
  Region (char) Molecular cloud named substructure (meta.id.parent)
  GASID   [0/253] Dendrogram index within Region (Note 1)   (meta.id.part;meta.main)
  RAJ2000 "h:m:s" (i) [3/22] Hour of right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Degree of declination (J2000) (pos.eq.dec;meta.main)
  vLSR km/s (n) [-8.2/12.4] Mean local standard of rest velocity across core (phys.veloc;pos.lsr;stat.mean)
  e_vLSR km/s (n) [0.009/3.2] One-sigma uncertainty in vLSR (stat.error;phys.veloc;pos.lsr)
  Sigma km/s (n) [0.1/3.2] Mean velocity dispersion across core (phys.veloc.dispersion;stat.mean)
  e_Sigma km/s (n) [0.005/3] One-sigma uncertainty in Sigma (stat.error;phys.veloc.dispersion;stat.mean)
  Tex K (n) [2.86/10.64] Mean excitation temperature derived from NH3 (1,1) and (2,2) fits across core (phys.atmol.excitation;phys.temperature)
  e_Tex K (n) [0/2.31] One-sigma uncertainty in Tex (stat.error;phys.atmol.excitation;phys.temperature)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Tkin K (n) [7.85/46.2] Mean kinetic temperature derived from NH3 (1,1) and (2,2) fits across core (phys.temperature;stat.mean)
  e_Tkin K (n) [0/17.32] One-sigma uncertainty in Tkin (stat.error;phys.temperature;stat.mean)
  logNNH3 cm-2 (n) [13.57/14.97] Mean of logarithm of NH3 column density across core (phys.columnDensity)
  e_logNNH3 cm-2 (n) [0/0.42] One-sigma uncertainty in logNNH3 (stat.error;phys.columnDensity)
  sigth km/s (n) [0.16/0.41] Thermal line width of H2 given mean kinetic temperature of core (spect.line.width)
  signth km/s (n) [0.07/3.2] Mean non-thermal component of line width given mean kinetic temperature of core (spect.line.width;stat.mean)
  contID (char) ID of cross-matched continuum counterpart of core (Note 1)   (meta.id;spect.continuum)
  contr pc [0.006/0.16] Radius of core as derived using continuum data (phys.size.radius;spect.continuum)
  contM Msun [0/166] Mass of core as derived using continuum data (phys.mass)
  alpha  (n) [0.16/9760] Virial parameter of core (phys.mass;arith.ratio)
  CType (char) Core classification as starless, prestellar, or protostellar (src.class)

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