VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

VizieR

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J/ApJ/834/57/table1 Milky Way molecular clouds from 12CO (Miville-Deschenes+, 2017)
The molecular clouds catalog (8107 rows)
  recno=3140
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200007 29 20.97561 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-18 38 22.7001 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195007 27 08.05243 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-18 32 06.3613 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon233.76270000 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-00.39386389 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
3140recno 3140  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Cloud3140   [1/8107] Cloud number (meta.id;meta.main)
Ncomp 72   [5/600] Number of Gaussian components (meta.number)
Npix 67   [5/444] Number of pixels on the sky (meta.number)
Area 1.04688e+00 deg2 [0.07/7] Angular area (phys.angArea)
GLON233.762700 deg [-179/180] Baricentric Galactic longitude (pos.galactic.lon)
Sigb 2.71057e-01 deg [0.1/1.5] Standard deviation in GLON (σl) (phys.angSize;src)
GLAT-00.393864 deg [-5.2/5] Baricentric Galactic latitude (pos.galactic.lat)
Sigl 2.54704e-01 deg [0.1/1.2] Standard deviation in GLAT (σb) (phys.angSize)
theta 7.58233e+00 deg Angle with respect to b=0 (pos.posAng)
WCO 2.54565e+02 K.km/s [2/13929] Integrated CO emission (phot.flux)
NH2 7.59896e+20 cm-2 Average column density (meta.number)
Sigma 1.65692e+01 Msun/pc2 [1.8/739] Surface density (phot.flux.density.sb)
Vcent 4.25510e+01 km/s [-188/185] Centroid velocity (spect.dopplerVeloc)
SigV 1.87854e+00 km/s [0.09/17] Velocity standard deviation (σV) (phys.veloc.dispersion)
Rmax 5.65177e-01 deg [0.1/3] Largest eigenvalue of the inertia matrix (phys.angSize)
Rmin 4.83693e-01 deg [0.1/1.5] Smallest eigenvalue of the inertia matrix (phys.angSize;src)
Rang 5.09458e-01 deg [0.1/1.7] Angular size (phys.angSize)
Rgal 1.14807e+01 kpc [0.003/97] Galacto-centric radius (phys.size.radius)
INF0  Near or far distance flag (0=near; 1=far) (Note 1)   (meta.code)
Dnear 4.18439e+00 kpc [0.001/88.5] Near kinematic distance (pos.distance;pos.heliocentric)
Dfar 4.18439e+00 kpc [0.01/88.5] Far kinematic distance (pos.distance;pos.heliocentric)
znear-2.87642e-02 kpc [-2.8/1.6] Near distance to Galactic mid-plane (pos.distance;pos.galactocentric)
zfar-2.87642e-02 kpc [-2.8/1.6] Far distance to Galactic mid-plane (pos.distance;pos.galactocentric)
Snear 5.58362e+03 pc2 [/744960] Near derived physical area (phys.area)
Sfar 5.58362e+03 pc2 [0.003/744960] Far derived physical area (phys.area)
Rnear 3.72074e+01 pc [0.008/470] Near derived physical size (phys.angSize)
Rfar 3.72074e+01 pc [0.03/470] Far derived physical size (phys.angSize)
Mnear 9.25159e+04 Msun [0.0003/] Near derived mass (phys.mass)
Mfar 9.25159e+04 Msun [0.01/] Far derived mass (phys.mass)

_RA.icrs112.337398 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs-18.639639 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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