VizieR

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VizieR

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J/PAZh/38/776/ob2012 Complete sample of OB stars within 350pc (Gontcharov, 2012)
OB stars from Tycho-2 catalogue (20514 rows)
  recno=10470
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ColumnValue  Explain   (UCD)
_RAJ200006 49 40.104 "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)
_DEJ2000-15 02 40.56 "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)
_RAB195006 47 23.879 "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)
_DEB1950-14 59 09.98 "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)
_Glon226.194508 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-07.180531 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)
10470recno 10470  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TYC15950  TYC1 from TYC (Note 1)   (meta.id.part;meta.main)
TYC2 204  TYC2 from TYC (Note 1)   (meta.id.part;meta.main)
VTMAG 0.46 mag [-4.99,1.32] Absolute magnitude VT (Note 2)   (phys.magAbs)
Dist 219 pc [17,7486] Photometric distance (Note 3)   (pos.distance;pos.heliocentric)
X -150 pc X rectangular galactic coordinate (Note 4)   (pos.cartesian.x;pos.galactic)
Y -157 pc Y rectangular galactic coordinate (Note 4)   (pos.cartesian.y;pos.galactic)
Z -27 pc Z rectangular galactic coordinate (Note 4)   (pos.cartesian.z;pos.galactic)
AVe 0.18 mag [0.02,1.53] Extinction in the equatorial layer (Note 5)   (phys.absorption)
AVg 0.18 mag [0.00,1.37] Extinction in the Gould belt (Note 5)   (phys.absorption)
AV 0.35 mag [0.03,1.74] Total interstellar extinction (Note 5)   (phys.absorption)
(BT-VT)0-0.11 mag [-0.42,0.00] Dereddened (BT-VT) (Note 6)   (phot.color;em.opt.B;em.opt.V)
E(BT-VT) 0.12 mag [0.01,0.59] Color Excess E(BT-VT) (Note 7)   (phot.color.excess)
Age270 Myr [82,420] Approximate age (Note 8)   (time.age)
HIP 32731   HIP (Cat. I/239) number (meta.id)
RAJ2000102.4171 deg (i) Right ascension in decimal degrees (J2000.0) (pos.eq.ra;meta.main)
DEJ2000-15.0446 deg (i) Declination in decimal degrees (J2000.0) (pos.eq.dec;meta.main)

TYCTYC  Display the Tycho-2 (Hog et al., 2000, Cat. I/259) data (meta.ref.url)
SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
  
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