A0032

Bibliography Data

Title Heavy-element abundances in the CH/CN-strong very metal-poor stars CS 22948-27 and CS 29497-34
ADS V.Hill et al.,AAP, 353, 557, 2000
Authors V. Hill, B. Barbuy, M. Spite, F. Spite, R. Cayrel, B. Plez, T. C. Department of Physics andtronomy, MSU. Beers, B. Nordstrom, P. E. Institute of Physics and Astronomy, AarhusU. Nissen

Milky Way

List of objects (2 stars)

S: Find this object in SIMBAD
O: Find this object in Other papers

Name Comment SIMBAD Object
BPS CS22948-027 N/A S O
BPS CS29497-034 N/A S O

CS22948-027

Stellar Parameters

Teff : 4800 log g : 1.80 vturb : 1.50

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
CHN/A...+1.9...-0.452.027.98CH
C2N/A...+2.05...-0.302.178.13C2
CNN/A...+1.8...-0.531.947.30CN
Na2...>0.56...>-1.82>0.65>4.42Na
Mg1...+0.39...-2.100.375.50Mg
Fe IN/A-2.47......-2.47...5.03Fe I
Fe IIN/A-2.46......-2.46...5.04Fe II
Sr1...0.90...-1.471.001.40Sr
Y2...1.00+-0.28...-1.44+-0.281.03+-0.280.77+-0.28Y
Ba5...2.26+-0.09...-0.26+-0.092.21+-0.091.92+-0.09Ba
La2...2.32+-0.53...-0.08+-0.532.39+-0.531.02+-0.53La
Ce1...2.20...-0.272.201.31Ce
Pr2...1.65...-0.831.64-0.11Pr
Nd11...2.22+-0.35...-0.17+-0.352.30+-0.351.25+-0.35Nd
Eu2...2.10...-0.382.090.14Eu
Dy1...1.60...-0.831.640.27Dy

Binary Parameters

Vrad -67.4

Position

Right Ascension : 21 37 45.77 Declination : -39 27 22.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1995-09-15 N/A EMMIESO 30000 170 120min -63.9
1995-09-17 N/A EMMIESO 30000 180 105min -64.7
1995-11-03 N/A EMMIESO 30000 58 60min -62.3
1995-11-04 N/A EMMIESO 30000 56 60min -62.7
1995-11-05 N/A EMMIESO 30000 53 55min -62.8
1996-10-01 N/A CASPECESO 21000 110 90min -60.6
1996-10-02 N/A CASPECESO 21000 150 120min -67.3
1999-07-03 N/A FEROSESO 48000 30 30min -68.1


CS29497-034

Stellar Parameters

Teff : 4800 log g : 1.80 vturb : 1.50

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
CHN/A...+2.35...-0.432.478.00CH
C2N/A...+2.5...-0.282.628.15C2
CNN/A...+2.3...-0.462.447.37CN
Na2...+1.30...-1.511.394.73Na
Mg1...+0.62...-2.300.605.30Mg
Fe IN/A-2.90......-2.90...4.60Fe I
Fe IIN/A-2.91......-2.91...4.59Fe II
Sr1...1.00...-1.801.101.07Sr
Y2...1.10+-0.14...-1.77+-0.141.13+-0.140.44+-0.14Y
Ba5...2.03+-0.15...-0.92+-0.151.98+-0.151.26+-0.15Ba
La2...2.12+-0.25...-0.71+-0.252.19+-0.250.39+-0.25La
Ce2...1.95+-0.07...-0.95+-0.071.95+-0.070.63+-0.07Ce
Pr1...1.65...-1.261.64-0.54Pr
Nd8...2.09+-0.21...-0.73+-0.212.17+-0.210.69+-0.21Nd
Eu2...2.25...-0.662.24-0.14Eu
Dy1...1.50...-1.361.54-0.26Dy

Binary Parameters

Vrad -44.5

Position

Right Ascension : 00 41 39.82 Declination : -26 18 54.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1995-09-14 N/A EMMIESO 30000 175 95min -44.7
1995-09-14 N/A EMMIESO 30000 220 120min -44.6
1995-11-03 N/A EMMIESO 30000 90 90min -46.6
1995-11-04 N/A EMMIESO 30000 76 75min -45.7
1996-10-01 N/A CASPECESO 21000 170 120min -43.3
1996-10-02 N/A CASPECESO 21000 190 120min -42.2
1999-07-03 N/A FEROSESO 48000 35 30min -44.7