VizieR

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VizieR

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J/A+A/609/A116/lowetgas Low extinction TGAS HR Catalogue (Ruiz-Dern+, 2018)
Low extinction TGAS HR diagram (142996 rows)
  recno=108335
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ColumnValue  Explain   (UCD)
_RAJ200002 46 42.8600 "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)
_DEJ2000-23 05 11.900 "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)
_RAB195002 44 28.0304 "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)
_DEB1950-23 17 43.711 "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)
_Glon210.5392899 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-63.6516779 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)
108335recno 108335  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Source 5077642278726840832  Gaia DR1 identifier (source_id) (meta.id)
2MASS02464286-2305119  2MASS identifier (HHMMSSss+DDMMSSs) (meta.id;meta.main)
plx 42.968470 mas Gaia parallax (pos.parallax.trig)
e_plx 0.3073370 mas Gaia parallax standard error (stat.error;pos.parallax)
Gmag 9.486114 mag Gaia G magnitude (phot.mag;em.opt.R)
e_Gmag 0.0014665080 mag Gaia G magnitude error (stat.error;phot.mag;em.opt.B)
Jmag 7.558 mag 2MASS J magnitude (phot.mag;em.IR.J)
e_Jmag 0.021 mag 2MASS J magnitude error (stat.error;phot.mag;em.IR.J)
Kmag 6.736 mag 2MASS Ks magnitude (phot.mag;em.IR.K)
e_Kmag 0.018 mag 2MASS Ks magnitude error (stat.error;phot.mag;em.IR.K)
E(B-V)max 0.000300000 mag Maximum reddening (phys.absorption;stat.max)

2M+G2M+G  Display the 2MASS (Cutri et al. 2003, Cat. II/246) and TGAS (Gaia Coll. 2016, Cat. I/337) data (meta.ref.url)
SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
_RA041.67858 deg (i) Positions from 2MASS source (right ascension part) (pos.eq.ra;meta.main)
_DE-23.08664 deg (i) Positions from 2MASS source (declination part) (pos.eq.dec;meta.main)
  
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