HE0212-0557

taken from 2 paper(s):

/J.G.Cohen et al.(2006)/ /J.G.Cohen et al.(2013)/


J.G.Cohen et al.,AJ, 132, 137, 2006(ADS)

Carbon Stars in the Hamburg/ESO Survey: Abundances


Stellar Parameters

Teff : 5075 log g : 2.15 vturb : 1.8

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
CH1...1.748.06-0.371.958.06CH
CN1...1.096.75-1.081.246.75CN
Mg I1...0.045.32-2.280.045.32Mg I
Al I1...0.014.21-2.240.084.21Al I
Ca I1...0.144.23-2.110.214.23Ca I
Ti I5...0.14+-0.322.87+-0.32-2.08+-0.320.24+-0.322.87+-0.32Ti I
Ti II8...0.32+-0.323.04+-0.32-1.91+-0.320.41+-0.323.04+-0.32Ti II
Cr I2...-0.09+-0.033.31+-0.03-2.33+-0.03-0.01+-0.033.31+-0.03Cr I
Mn I4...-0.55+-0.462.57+-0.46-2.86+-0.46-0.54+-0.462.57+-0.46Mn I
Fe I17-2.27+-0.26...5.18+-0.26-2.32+-0.26...5.18+-0.26Fe I
Fe II7...0.04+-0.285.23+-0.28-2.27+-0.280.04+-0.285.23+-0.28Fe II
Sr II1...-0.050.59-2.280.040.59Sr II
Y II3...0.55+-0.160.53+-0.16-1.68+-0.160.64+-0.160.53+-0.16Y II
Ba II2...2.18+-0.062.04+-0.06-0.14+-0.062.18+-0.062.04+-0.06Ba II
La II3...2.28+-0.221.15+-0.220.05+-0.222.37+-0.221.15+-0.22La II
Ce II1...2.141.42-0.162.161.42Ce II
Pr II1...2.370.810.092.410.81Pr II
Nd II1...1.901.13-0.292.031.13Nd II

Binary Parameters

Vrad -230.6

Position

Right Ascension : 02 15 02.50 Declination : -05 43 23.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
N/A KECKHIRES 45000 100 6000 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 : 5075+-100 log g : 2.2+-0.25 vturb : 1.8+-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...1.74...-0.371.958.06CH
NH1...1.09...-1.081.246.75NH
Mg I1...0.04...-2.290.035.31Mg I
Al I1...0.01...-2.240.084.21Al I
Ca I1...0.14...-2.110.214.23Ca I
Ti I5...0.14+-0.32...-2.09+-0.320.23+-0.322.86+-0.32Ti I
Ti II8...0.32+-0.32...-1.91+-0.320.41+-0.323.04+-0.32Ti II
Cr I2...-0.09+-0.03...-2.33+-0.03-0.01+-0.033.31+-0.03Cr I
Mn I4...-0.55+-0.46...-2.86+-0.46-0.54+-0.462.57+-0.46Mn I
Fe IN/A-2.27+-0.26......-2.32+-0.26...5.18+-0.26Fe I
Fe II7-2.23+-0.280.04+-0.28...-2.28+-0.280.04+-0.285.22+-0.28Fe II
Sr II1...-0.05...-2.290.030.58Sr II
Y II3...0.55+-0.16...-1.69+-0.160.63+-0.160.52+-0.16Y II
Ba II2...2.18+-0.06...-0.14+-0.062.18+-0.062.04+-0.06Ba II
La II3...2.28+-0.22...0.05+-0.222.37+-0.221.15+-0.22La II
Ce II1...2.14...-0.162.161.42Ce II
Pr II1...2.37...0.092.410.81Pr II
Nd II1...1.64...-0.551.770.87Nd II

Binary Parameters

Vrad -230.6

Position

Right Ascension : 02 15 02.50 Declination : -05 43 23.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2002-09 N/A KECKHIRES 36000 105 6000 -230.6