G202-65

taken from 3 paper(s):

/A.M.Boesgaard(2007)/ /C.Charbonnel and F. Primas(2005)/ /S.G.Ryan et al.(2001)/


A.M.Boesgaard et al.,ApJ, 667, 1196, 2007(ADS)

Beryllium in Ultra-Lithium-Deficient Halo Stars:The Blue Straggler Connection


Stellar Parameters

Teff : 6480+-75 log g : 3.85+-0.20 vturb : 1.55

Chemical Abundances

Original Data Converted Data Asplund et al. (2009)
Element Nline [X/H] [X/Fe] log-e [X/H] [X/Fe] log-e Element
LiN/A......<1.67<-1.59<-0.09<1.67Li
BeN/A......<-1.3<-2.68<-1.18<-1.3Be
FeN/A-1.50+-0.16......-1.50+-0.16...6.00+-0.16Fe

Position

Right Ascension : 16 35 58.58 Declination : +45 51 59.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2005-04-01 N/A KECKHIRES 46000 90 90 N/A

C.Charbonnel et al.,AAP, 442, 961, 2005(ADS)

The lithium content of the Galactic Halo stars


Stellar Parameters

Teff : 6523 log g : 3.85

Chemical Abundances

Original Data Converted Data Asplund et al. (2009)
Element Nline [X/H] [X/Fe] log-e [X/H] [X/Fe] log-e Element
Li IN/A......<1.740<-1.52<-0.02<1.740Li I
FeN/A-1.50+-0.150......-1.50+-0.150...6.00+-0.150Fe

Position

Right Ascension : 16 35 58.58 Declination : +45 51 59.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log


S.G.Ryan et al.,ApJ, 549, 55, 2001(ADS)

Abundances and Evolution of Lithium in the Galactic Halo and Disk


Stellar Parameters

Teff : 6390+-55

Chemical Abundances

Original Data Converted Data Asplund et al. (2009)
Element Nline [X/H] [X/Fe] log-e [X/H] [X/Fe] log-e Element
Li IN/A......<1.67+-0.04<-1.59+-0.04<-0.09+-0.04<1.67+-0.04Li I
FeN/A-1.50......-1.50...6.00Fe

Position

Right Ascension : 16 35 58.58 Declination : +45 51 59.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1997-08-23 N/A WHTUES 50000 82 N/A N/A