VizieR

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VizieR

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J/AJ/158/122/table2 Local structure & star formation history of the MW (Kounkel+, 2019)
Identified structures and their average properties (1640 rows)
  recno=45
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ColumnValue  Explain   (UCD)
_RAJ200016 07 19.916914 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-28 43 20.12726 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195016 04 14.064156 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-28 35 21.08154 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon346.720000000 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+17.048800000 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)
45recno 45  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Theia 45   [1/1640] Theia group identifier (meta.id)

N*999  Number of clustered sources in Table 1 (meta.number)

ONameUpper_Sco  Other group name (meta.id;meta.main)
logAge 7.20002 [yr] [6.14485/9.95276] Log average group age (time.age;stat.mean)
Av 0.29999200 mag [-0.150042/3.5] Average extinction (phys.absorption;stat.mean)
Stringy   [y] Is the group a string? (meta.code)
Width 28.44440 pc [1.07648/142.145] Projected width (phys.size.diameter)
Height 8.379250 pc [0.800295/42.0466] Projected height (phys.size)
Length192.02600 pc [36.9384/842.096] String length (src.morph.scLength)
GLON346.7200000 deg Galactic longitude of string (pos.galactic.lon)
GLAT+17.04880000 deg Galactic latitude of string (pos.galactic.lat)
plx 7.295 mas [1.03705/20.4046] Mean Gaia DR2 parallax (pos.parallax.trig)
pmGLON -3.4898500 km/s [-72.7092/55.5468] Mean proper motion in the direction of Galactic longitude (pos.pm)
pmGLAT -1.363070000 km/s [-30.415/31.9572] Mean proper motion in the direction of Galactic latitude (pos.pm)
RV 5.94678000 km/s [-69.3919/95.9234] Mean radial velocity (phys.veloc;pos.heliocentric)
X 105.814000 pc [-890.577/885.982] X position in the heliocentric XYZ reference frame (pos.distance;pos.frame;pos.heliocentric)
Y -42.0941000 pc [-909.901/927.268] Y position in the heliocentric XYZ reference frame (pos.distance;pos.frame;pos.heliocentric)
Z 32.4145000 pc [-357.929/294.344] Z position in the heliocentric XYZ reference frame (pos.distance;pos.frame;pos.heliocentric)
U 1.7333900 km/s [-69.8636/99.0717] U velocity vector, positive toward the Galactic anticenter (phys.veloc;pos.cartesian.x)
V -5.8531600 km/s [-61.8764/52.871] V velocity vector, positive in the direction of Galactic rotation (phys.veloc;pos.cartesian.y)
W 0.46138700 km/s [-30.6367/24.8161] W velocity vector, positive toward the North Galactic Pole (phys.veloc;pos.cartesian.z)

_RA.icrs241.8329871 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs-28.72225757 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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