J/AJ/160/279/table2 | Untangling the Galaxy. II. Structure within 3kpc (Kounkel+, 2020) Structure parameters (8293 rows) | Group===2537 |
Column | Value | Explain (UCD) | |
_RAJ2000 | 18 16 27.213 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000. (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 31 37.80 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000. (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) |
_RAB1950 | 18 13 31.071 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950. (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 43.28 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950. (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) |
_Glon | 012.531000 | 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 | -00.949800 | 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) |
2517recno | 2517 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
Group | 2537 | (i) [1/8313] Theia group identifier (meta.id;meta.main) | |
OName | Other group name (meta.id) | ||
Str | false | Is the group a string? (meta.code) | |
Distinct | true | Is the group distinct? (meta.code) | |
logAge | 8.04 | [yr] | [6.12/9.78] log, Age (time.age) |
e_logAge | 0.29 | [yr] | [0.03/0.57] Uncertainty in logAge (stat.error;time.age) |
AVmag | 2.28 | mag | [0.05/4.74] V band reddening (phot.mag.reddFree;em.opt.V) |
e_AVmag | 0.22 | mag | [0.03/0.47] Uncertainty in AVmag (stat.error;phot.mag) |
Dist | 2300 | pc | [48/5166] Distance (pos.distance) |
e_Dist | 190.0 | pc | [1.8/570] Uncertainty in Dist (stat.error) |
Nstars | 103 | [13/10762] Number of stars (meta.number) | |
GLON | 012.5310 | deg | [-38/359] Galactic longitude (pos.galactic.lon) |
GLAT | -00.9498 | deg | [-29/29] Galactic latitude (pos.galactic.lat) |
pmGLON | -2.02 | mas/yr | [-72/67] proper motion, Galactic longitude (Note 1) (pos.pm;pos.galactic.lon) |
pmGLAT | 0.25 | mas/yr | [-18/70] proper motion, Galactic latitude (Note 1) (pos.pm;pos.galactic.lat) |
RVel | 3.16 | km/s | [-203/157] Mean radial velocity (phys.veloc;pos.heliocentric) |
X | 2245.25 | pc | [-3248/4963] X position in the heliocentric XYZ reference frame (pos.distance;pos.frame;pos.heliocentric) |
Y | 499.0 | pc | [-3812/4559] Y position in the heliocentric XYZ reference frame (pos.distance;pos.frame;pos.heliocentric) |
Z | -38.1 | pc | [-1916/1677] Z position in the heliocentric XYZ reference frame (pos.distance;pos.frame;pos.heliocentric) |
U | -10.61 | km/s | [-199/124] U velocity vector, positive toward the Galactic anticenter (Note 2) (phys.veloc;pos.cartesian.x) |
V | -20.06 | km/s | [-200/85] V velocity vector, positive in the direction of Galactic rotation (Note 2) (phys.veloc;pos.cartesian.y) |
W | 2.63 | km/s | [-176/63] W velocity vector, positive toward the North Galactic Pole (Note 2) (phys.veloc;pos.cartesian.z) |
Param | Param | Parameters of clusters (tablea1) (meta.ref.url) | |
_RA.icrs | 274.1134 | deg | (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra) |
_DE.icrs | -18.5272 | deg | (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec) |
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