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 |
Object | Comment | S | O |
---|---|---|---|
BPS CS22948-027 | N/A | S | O |
BPS CS29497-034 | N/A | S | O |
S: Find this object in SIMBAD
O: Find this object in Other papers
Teff : 4800 | log g : 1.80 | vturb : 1.50 |
Element | Nline | [X/H] | [X/Fe] | log-e |
---|---|---|---|---|
CH | ... | -0.57 | +1.9 | 7.98 |
C2 | ... | -0.42 | +2.05 | 8.13 |
CN | ... | -0.67 | +1.8 | 7.30 |
Na | ... | >-1.91 | >0.56 | >4.42 |
Mg | ... | -2.08 | +0.39 | 5.50 |
Fe I | ... | -2.47 | ... | 5.03 |
Fe II | ... | -2.46 | ... | 5.04 |
Sr | ... | -1.57 | 0.90 | 1.40 |
Y | ... | -1.47+-0.28 | 1.00+-0.28 | 0.77+-0.28 |
Ba | ... | -0.21+-0.09 | 2.26+-0.09 | 1.92+-0.09 |
La | ... | -0.15+-0.53 | 2.32+-0.53 | 1.02+-0.53 |
Ce | ... | -0.27 | 2.20 | 1.31 |
Pr | ... | -0.82 | 1.65 | -0.11 |
Nd | ... | -0.25+-0.35 | 2.22+-0.35 | 1.25+-0.35 |
Eu | ... | -0.37 | 2.10 | 0.14 |
Dy | ... | -0.87 | 1.60 | 0.27 |
Vrad | -67.4 |
Observation Date | 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 |
Galactic Longitude (l) : 3.05 | Galactic Latitude (b) : -48.23 | Declination : -39 27 19 | Right Ascension : 21h37m45.5s |
V : 12.65 | B-V : 1.12+-0.016 | V-R : 0.50+-0.015 | R-I : 0.40+-0.005 | EB-V : 0.00 |
Teff : 4800 | log g : 1.80 | vturb : 1.50 |
Element | Nline | [X/H] | [X/Fe] | log-e |
---|---|---|---|---|
CH | ... | -0.55 | +2.35 | 8.00 |
C2 | ... | -0.40 | +2.5 | 8.15 |
CN | ... | -0.60 | +2.3 | 7.37 |
Na | ... | -1.60 | +1.30 | 4.73 |
Mg | ... | -2.28 | +0.62 | 5.30 |
Fe I | ... | -2.90 | ... | 4.60 |
Fe II | ... | -2.91 | ... | 4.59 |
Sr | ... | -1.90 | 1.00 | 1.07 |
Y | ... | -1.80+-0.14 | 1.10+-0.14 | 0.44+-0.14 |
Ba | ... | -0.87+-0.15 | 2.03+-0.15 | 1.26+-0.15 |
La | ... | -0.78+-0.25 | 2.12+-0.25 | 0.39+-0.25 |
Ce | ... | -0.95+-0.07 | 1.95+-0.07 | 0.63+-0.07 |
Pr | ... | -1.25 | 1.65 | -0.54 |
Nd | ... | -0.81+-0.21 | 2.09+-0.21 | 0.69+-0.21 |
Eu | ... | -0.65 | 2.25 | -0.14 |
Dy | ... | -1.40 | 1.50 | -0.26 |
Vrad | -44.5 |
Observation Date | 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 |
Galactic Longitude (l) : 52.81 | Galactic Latitude (b) : -87.67 | Declination : -26 18 55 | Right Ascension : 00h41m39.9s |
V : 12.20 | B-V : 1.10+-0.016 | V-R : 0.48+-0.015 | R-I : 0.42+-0.005 | EB-V : 0.01 |