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VizieR

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J/AJ/147/136/stars Stars of very low metal abundance. VI. Abundances (Roederer+, 2014)
Photometry (Table7), stellar data (Table3), and NLTE abundance corrections (Table15) (313 rows)
  recno=269
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200008 14 16.3342 "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+68 55 19.486 "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)
_RAB195008 09 16.5983 "h:m:s" Right ascension (FK4, Equinox=B1950.0) 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)
_DEB1950+69 04 24.285 "d:m:s" Declination (FK4, Equinox=B1950.0) 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)
_Glon146.4649574 deg Galactic longitude 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.galactic.lon)
_Glat+32.5922927 deg Galactic latitude 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.galactic.lat)
269recno 269  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ClSG  Star class (Note 1)   (src.class)
NameG234-028  (i) Star identifier (meta.id;meta.main)
f_Name    [c] Star with reliable parallax and E(B-V)<0.12 (meta.code)
Vmag11.10 mag V-band magnitude (phot.mag;em.opt.V)
E(B-V) 0.040 mag Reddening (phot.color.excess)
(B-V)0 0.44 mag Dereddened (B-V) color index (phot.color;em.opt.B;em.opt.V)
(V-K)0 1.34 mag Dereddened (V-K) color index (phot.color;em.opt.V;em.IR.K)
Teff5870 K Effective temperature (phys.temperature.effective)
e_Teff41 K 1σ uncertainty in Teff (stat.error;phys.temperature.effective)
logg 3.75 [cm/s2] Log of surface gravity (phys.gravity)
e_logg 0.18 [cm/s2] 1σ uncertainty in logg (stat.error)
Vt 1.20 km/s Microturbulent velocity (phys.veloc)
e_Vt 0.06 km/s 1σ uncertainty in Vt (stat.error)
[M/H]-1.78 [-] Metallicity (phys.abund.Z)
e_[M/H] 0.07 [-] 1σ uncertainty in [M/H] (Note 2)   (stat.error;phys.abund)
<RV> 72.0 km/s Mean radial velocity (spect.dopplerVeloc;stat.mean)
r_<RV>35  Reference for <RV>; in refs.dat file (meta.ref;spect.dopplerVeloc;stat.mean)
B3   [0/3] Binarity flag: suspect if B≥2 (Note 1)   (meta.code.error;spect.dopplerVeloc;stat.mean)
Exp14400 s Total exposure time (time.duration;obs.exposure)
No2  Number of observations (meta.number;obs)

Ne39  Number of mean abundances (table12) (meta.number)
Na192  Total abundances measurements (table11) (meta.number)
Nw195  Number of equivalent widths measured (table5) (meta.number)

SN3950 35  Signal-to-noise at 3950Å (stat.snr)
SN4550 70  Signal-to-noise at 4550Å (stat.snr)
SN5200 95  Signal-to-noise at 5200Å (stat.snr)
SN6750100  Signal-to-noise at 6750Å (stat.snr)
LiI-6707-0.04   LiI (6707Å) non-LTE abundance correction (arith.factor)
OI-7771-0.17   OI (7771Å) non-LTE abundance correction (arith.factor)
OI-7774-0.15   OI (7774Å) non-LTE abundance correction (arith.factor)
OI-7775-0.14   OI (7775Å) non-LTE abundance correction (arith.factor)
NaI-5682    NaI (5682Å) non-LTE abundance correction (arith.factor)
NaI-5688    NaI (5688Å) non-LTE abundance correction (arith.factor)
NaI-5889    NaI (5889Å) non-LTE abundance correction (arith.factor)
NaI-5895    NaI (5895Å) non-LTE abundance correction (arith.factor)
KI-7664    KI (7664Å) non-LTE abundance correction (arith.factor)
KI-7698    KI (7698Å) non-LTE abundance correction (arith.factor)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
_RA123.56806 deg (i) Positions from SIMBAD database (right ascension part) (pos.eq.ra;meta.main)
_DE+68.92208 deg (i) Positions from SIMBAD database (declination part) (pos.eq.dec;meta.main)
  
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