G139-8

taken from 6 paper(s):

/E.Carretta et al.(2002)/ /J.G.Cohen et al.(2002)/ /J.G.Cohen et al.(2004)/ /A.M.Boesgaard(2007)/ /C.Charbonnel and F. Primas(2005)/ /J.G.Cohen et al.(2013)/

E.Carretta et al.,AJ, 124, 481, 2002(ADS)

STELLAR ARCHAEOLOGY: A KECK PILOT PROGRAM ON EXTREMELY METAL-POOR STARS FROM THE HAMBURG/ESO SURVEY. II. ABUNDANCE ANALYSIS


Stellar Parameters

Teff : 6200 log g : 4.50 vturb : 1.02

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
Mg I5...-0.08+-0.21...-2.14+-0.21-0.11+-0.215.46+-0.21Mg I
Al I2...-0.99+-0.16...-3.01+-0.16-0.98+-0.163.44+-0.16Al I
Si I1...-0.12...-2.12-0.095.39Si I
Ca I7...0.18+-0.07...-1.84+-0.070.19+-0.074.50+-0.07Ca I
Sc II3...0.46+-0.08...-1.64+-0.080.39+-0.081.51+-0.08Sc II
Ti I9...0.27+-0.05...-1.73+-0.050.30+-0.053.22+-0.05Ti I
Ti II16...0.37+-0.09...-1.63+-0.090.40+-0.093.32+-0.09Ti II
Cr I13...-0.09+-0.12...-2.10+-0.12-0.07+-0.123.54+-0.12Cr I
Mn I4...-0.55+-0.04...-2.63+-0.04-0.60+-0.042.80+-0.04Mn I
Fe I41-2.04+-0.11......-2.03+-0.11...5.47+-0.11Fe I
Fe II11-2.10+-0.13......-2.09+-0.13...5.41+-0.13Fe II
Sr II2...-1.16+-0.09...-3.17+-0.09-1.14+-0.09-0.30+-0.09Sr II
Ba II1...-0.77...-2.86-0.83-0.68Ba II

Position

Right Ascension : 17 01 43.90 Declination : +16 09 03.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2000-09 N/A KECKHIRES 45000 N/A N/A N/A

J.G.Cohen et al.,AJ, 124, 470, 2002(ADS)

STELLAR ARCHAEOLOGY: A KECK PILOT PROGRAM ON EXTREMELY METAL-POOR STARS FROM THE HAMBURG/ESO SURVEY. I. STELLAR PARAMETERS


Stellar Parameters

Teff : 6200 log g : 4.5

Binary Parameters

Vrad -114.0

Position

Right Ascension : 17 01 43.90 Declination : +16 09 03.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2000-09 N/A KECKHIRES 45000 165 650

J.G.Cohen et al.,ApJ, 612, 1107, 2004(ADS)

Abundances In Very Metal-Poor Dwarf Stars


Stellar Parameters

Teff : 6200 log g : 4.5 vturb : 1.0

Position

Right Ascension : 17 01 43.90 Declination : +16 09 03.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

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

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


Stellar Parameters

Teff : 5984+-40 log g : 3.50+-0.40 vturb : 0.9

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......<1.39<-1.87<0.39<1.39Li
BeN/A......-1.50-2.88-0.62-1.50Be
FeN/A-2.26+-0.15......-2.26+-0.15...5.24+-0.15Fe

Position

Right Ascension : 17 01 43.90 Declination : +16 09 03.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2005-05-15 N/A KECKHIRES 46000 102 150 N/A

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

The lithium content of the Galactic Halo stars


Stellar Parameters

Teff : 5984 log g : 3.50

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......<1.265<-1.99<0.57<1.265Li I
FeN/A-2.56+-0.150......-2.56+-0.150...4.94+-0.150Fe

Position

Right Ascension : 17 01 43.90 Declination : +16 09 03.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

J.G.Cohen et al.,ApJ, 778, 56, 2013(ADS)

Normal and Outlying Populations of the Milky Way Stellar Halo at [Fe/H] <-2


Stellar Parameters

Teff : 6200 log g : 4.5 vturb : 1

Position

Right Ascension : 17 01 43.90 Declination : +16 09 03.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2000-09 N/A KECKHIRES 36000 >150 650 -114