VizieR

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VizieR

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J/A+A/645/A100/40pclist SPECULOOS. Ultracool dwarf transit survey (Sebastian+, 2021)
Parameters and photometric classification for ultracool dwarfs and brown dwarfs within a 40pc sample (14168 rows)
  recno=1598
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200002 46 42.913224 "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 11.80248 "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 28.083690 "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 43.61077 "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)
_Glon210.539348628 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-63.651473799 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)
1598recno 1598  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

SPCSp0246-2305  SPECULOOS ID (SpHHMM+DDMM) (meta.id;meta.main)
2MASS02464286-2305119  2MASS designation (HHMMSSss+DDMMSSs) (meta.id)
GaiaDR25077642283022422656   Gaia DR2 source_id (meta.id)
RAJ2000041.6788051 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-23.0866118 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
Gmag 9.60 mag Gaia DR2 G magnitude (phot.mag;em.opt.V)
Imag 8.67 mag Cousins I magnitude (phot.mag;em.opt.I)
Jmag 7.56 mag 2MASS J magnitude (phot.mag;em.IR.J)
Hmag 6.93 mag 2MASS H magnitude (phot.mag;em.IR.H)
Ksmag 6.74 mag 2MASS Ks magnitude (phot.mag;em.IR.K)
Dist23.3868 pc Distance (pos.distance)
e_Dist 0.0183 pc Distance error (stat.error)
Mass 0.61 Msun Stellar mass (phys.mass)
e_Mass 0.02 Msun Stellar mass error (stat.error;phys.mass)
Radius 0.62 Rsun Stellar radius (phys.angSize;src)
e_Radius 0.07 Rsun Stellar radius error (stat.error;phys.size.radius)
Teff4030.0 K Effective temperature (phys.temperature.effective)
e_Teff 105.0 K Effective temperature error (stat.error;phys.temperature.effective)
SpType 1.2  Photometric spectral type (src.spType)
e_SpType 0.3  Photometric spectral type error (stat.error;src.spType)
SNR-JWST 0.25  Expected atmospheric S/N for JWST (stat.snr)
SNR-TESS 4.66  Expected detection S/N with TESS (stat.snr)
SNR-SPC 0.46  Expected detection S/N with SPECULOOS (stat.snr)
  
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