HE1141-0610

taken from 2 paper(s):

/J.G.Cohen et al.(2004)/ /J.G.Cohen et al.(2013)/


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

Abundances In Very Metal-Poor Dwarf Stars


Stellar Parameters

Teff : 6730 log g : 4.0 vturb : 1.9

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
Mg I5......5.82+-0.13-1.78+-0.130.51+-0.135.82+-0.13Mg I
Al I2......4.03+-0.19-2.42+-0.19-0.13+-0.194.03+-0.19Al I
Si I1......5.04-2.47-0.185.04Si I
Ca I7......4.33+-0.08-2.01+-0.080.28+-0.084.33+-0.08Ca I
Sc II3......1.11+-0.12-2.04+-0.120.25+-0.121.11+-0.12Sc II
Ti I5......3.16+-0.17-1.79+-0.170.50+-0.173.16+-0.17Ti I
Ti II16......3.14+-0.09-1.81+-0.090.48+-0.093.14+-0.09Ti II
V I1......<2.60<-1.33<0.96<2.60V I
Cr I4......3.24+-0.13-2.40+-0.13-0.11+-0.133.24+-0.13Cr I
Mn I2......2.55+-0.01-2.88+-0.01-0.59+-0.012.55+-0.01Mn I
Fe I47......5.21+-0.18-2.29+-0.18...5.21+-0.18Fe I
Fe II9......5.26+-0.16-2.24+-0.16...5.26+-0.16Fe II
Co I2......3.05+-0.25-1.94+-0.250.35+-0.253.05+-0.25Co I
Ni I1......4.00-2.220.074.00Ni I
Sr II2......0.67+-0.04-2.20+-0.040.09+-0.040.67+-0.04Sr II
Ba II2......-0.13+-0.01-2.31+-0.01-0.02+-0.01-0.13+-0.01Ba II
Eu II1......<-0.71<-1.23<1.06<-0.71Eu II

Position

Right Ascension : 11 44 22.60 Declination : -06 26 59.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2002-05 N/A KECKHIRES 45000 100 2700 N/A

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 : 6750+-100 log g : 4.1+-0.25 vturb : 2.1+-0.2

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
CHN/A...0.89...-1.231.107.20CH
O I3...0.8+-0.04...-1.24+-0.041.09+-0.047.45+-0.04O I
Na I2...-0.07+-0.11...-2.27+-0.110.06+-0.113.97+-0.11Na I
Mg I5...0.43+-0.07...-1.91+-0.070.42+-0.075.69+-0.07Mg I
Al I2...-0.15+-0.17...-2.41+-0.17-0.08+-0.174.04+-0.17Al I
Si I1...-0.32...-2.56-0.234.95Si I
K I1...0.33...-1.860.473.17K I
Ca I8...0.24+-0.06...-2.02+-0.060.31+-0.064.32+-0.06Ca I
Sc II3...0.32+-0.12...-2.01+-0.120.32+-0.121.14+-0.12Sc II
Ti I5...0.47+-0.17...-1.77+-0.170.56+-0.173.18+-0.17Ti I
Ti II16...0.44+-0.08...-1.80+-0.080.53+-0.083.15+-0.08Ti II
V I1...0.9...-1.311.022.62V I
Cr I4...-0.15+-0.12...-2.40+-0.12-0.07+-0.123.24+-0.12Cr I
Mn I2...-0.55+-0.01...-2.87+-0.01-0.54+-0.012.56+-0.01Mn I
Fe IN/A-2.28+-0.17......-2.33+-0.17...5.17+-0.17Fe I
Fe II9-2.17+-0.160.11+-0.16...-2.22+-0.160.11+-0.165.28+-0.16Fe II
Co I2...0.31+-0.23...-2.04+-0.230.29+-0.232.95+-0.23Co I
Ni I1...-0.06...-2.310.023.91Ni I
Sr II2...-0.03+-0.01...-2.28+-0.010.05+-0.010.59+-0.01Sr II
Ba II2...-0.04+-0.01...-2.37+-0.01-0.04+-0.01-0.19+-0.01Ba II
Eu II1...<1.1...<-1.19<1.14<-0.67Eu II

Binary Parameters

Vrad 90.3

Position

Right Ascension : 11 44 22.60 Declination : -06 26 59.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2002-05 N/A KECKHIRES 36000 100 2700 91.9
2012-03 N/A KECKHIRES 36000 >150 1000 90.3