VizieR

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VizieR

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J/A+A/620/A172/ums Solar neighbourhood young stars 3D mapping (Zari+, 2018)
Upper main sequence table data (86102 rows)
  recno=45219
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ColumnValue  Explain   (UCD)
_RAJ200018 41 13.1608189537 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-01 58 05.612013035 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195018 38 37.0821677691 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-02 00 59.290154479 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon030.0146627901800 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+01.3743380793800 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)
45219recno 45219  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Source4259739188288066432  Unique source identifier (unique within a single release) (source_id) (meta.id;meta.main)
GLON030.01466279018 deg (i) Galactic longitude (l) (pos.galactic.lon)
GLAT+01.37433807938 deg (i) Galactic latitude (b) (pos.galactic.lat)
Plx 2.6100 mag Parallax (parallax) (pos.parallax.trig)
e_Plx 0.0550 mag Standard error of parallax (parallax_error) (stat.error;pos.parallax)
pmGLON -10.206 mas/yr proper motion in galactic longitude, pmGLON*cosGLAT (pmlcosb) (pos.pm;pos.galactic.lon)
e_pmGLON 0.075 mas/yr Standard error of proper motion in galactic longitude (pmlerror) (stat.error)
pmGLAT -6.395 mas/yr Proper motion in galactic latitude (pm_b) (pos.pm;pos.galactic.lat)
e_pmGLAT 0.077 mas/yr Standard error of proper motion in galactic latitude (pmberror) (stat.error)
pmlbcorr 0.0000  Correlation between proper motion in galactic longitude and proper motion in galactic latitude (pmlpmbcorr) (stat.correlation)
RV  km/s radial velocity (radial_velocity) (phys.veloc;pos.heliocentric)
e_RV  km/s radial velocity error (radialvelocityerror) (stat.error)
Gmag10.54012 mag G-band mean magnitude (photgmean_mag) (phot.mag;em.opt)
BPmag10.72012 mag BP band mean magnitude (photbpmean_mag) (phot.mag;em.opt.B)
RPmag10.23137 mag RP band mean magnitude (photrpmean_mag) (phot.mag;em.opt.R)
E(BR/RP) 1.18730  BP/RP excess factor (photbprpexcessfactor) (arith.factor)
chi2AL 3.01461e+02  AL chi-square value (astrometricchi2al) (stat.fit.param)
NgAL 154  Number of good observation AL (astrometricngoodobsal) (meta.number)
AG 0.6225 mag Extinction in G-band (A_G) (phys.absorption)
E(BP-RP) 0.3005 mag Colour excess in BP-RP (E_BPminRP) (phot.color.excess)
UWE    Unit Weight Error, as defined in Lindegren et al., 2018A&A...616A...2L, Cat. I.345), only in pms.,dat file (UWE) (stat.weight)

SimbadGaia DR2 4259739188288066432  ask the Simbad data-base about this object (meta.ref.url)
_RA.icrs280.30483674564 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs-01.96822555918 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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