HE2148-1247: found in 2 paper(s).
Labels:
/J.G.Cohen et al.(2003)/
/J.G.Cohen et al.(2004)/
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A0006
| Title | ABUNDANCE ANALYSIS OF HE 2148-1247, A STAR WITH EXTREMELY ENHANCED NEUTRON CAPTURE ELEMENTS |
| ADS | J.G.Cohen et al.,ApJ, 588, 1082, 2003 |
| Authors | J. G. Cohen, N. Christlieb, Y. -Z. Qian, G. J. Wasserburg |
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Basic Informations
| Observation Date | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2452397.12 | KECKHIRES | | | 1200 | 38.3+-0.4 |
| 2452544.78 | KECKHIRES | | | 3600 | 36.8+-0.5 |
| 2001-09-28 | 2452180.72 | KECKHIRES | 45000 | 85 | 7200 | 41.3+-0.5 |
| 2001-09-30 | 2452182.77 | KECKHIRES | 45000 | 85 | 6000 | 41.6+-0.4 |
| Galactic Longitude (l) | N/A |
| Galactic Latitude (b) | N/A |
| Declination | N/A |
| Right Ascension | N/A |
Binarity
| Binarity | Positive |
| Vrad | 41.3+-0.5 |
Photometric data
| V | 14.780+-0.023 |
| B | 15.233+-0.015 |
Atmospheric data
| Teff | 6380 |
| log g | 3.9 |
| vturb | 1.7+-0.2 |
Chemical Abundances
| Element | Nline | [X/H] | [X/Fe] | log-e |
|---|
| C | ... | -0.41+-0.2 | 1.91+-0.2 | 8.08+-0.2 |
| CN | ... | -0.67 | 1.65 | 7.25 |
| Mg I | ... | -1.82+-0.25 | 0.50+-0.25 | 5.72+-0.25 |
| Al I | ... | -3.08 | -0.76 | 3.39 |
| Si I | ... | -1.63 | 0.69 | 5.92 |
| Ca I | ... | -1.87+-0.21 | 0.45+-0.21 | 4.49+-0.21 |
| Sc II | ... | -1.73+-0.24 | 0.59+-0.24 | 1.42+-0.24 |
| Ti I | ... | -1.77+-0.17 | 0.55+-0.17 | 3.22+-0.17 |
| Ti II | ... | -1.79+-0.13 | 0.53+-0.13 | 3.20+-0.13 |
| Cr I | ... | -2.67+-0.02 | -0.35+-0.02 | 3.01+-0.02 |
| Mn I | ... | -2.93+-0.06 | -0.61+-0.06 | 2.46+-0.06 |
| Fe I | ... | -2.32+-0.20 | ... | 5.13+-0.20 |
| Fe II | ... | -2.28+-0.14 | ... | 5.17+-0.14 |
| Co I | ... | -2.11+-0.20 | 0.21+-0.20 | 2.81+-0.20 |
| Ni I | ... | -2.26+-0.10 | 0.06+-0.10 | 3.99+-0.10 |
| Sr II | ... | -1.56+-0.02 | 0.76+-0.02 | 1.34+-0.02 |
| Y II | ... | -1.49+-0.12 | 0.83+-0.12 | 0.75+-0.12 |
| Zr II | ... | -0.85+-0.18 | 1.47+-0.18 | 1.75+-0.18 |
| Ba II | ... | 0.04+-0.07 | 2.36+-0.07 | 2.17+-0.07 |
| La II | ... | 0.06+-0.20 | 2.38+-0.20 | 1.10+-0.20 |
| Ce II | ... | -0.04+-0.20 | 2.28+-0.20 | 1.51+-0.20 |
| Pr II | ... | 0.20+-0.30 | 2.52+-0.30 | 0.91+-0.30 |
| Nd II | ... | -0.05+-0.22 | 2.27+-0.22 | 1.45+-0.22 |
| Sm II | ... | -0.33+-0.11 | 1.99+-0.11 | 0.67+-0.11 |
| Eu II | ... | -0.34+-0.10 | 1.98+-0.10 | 0.17+-0.10 |
| Gd II | ... | -0.09+-0.10 | 2.23+-0.10 | 1.04+-0.10 |
| Dy II | ... | -0.16+-0.30 | 2.16+-0.30 | 0.95+-0.30 |
| Pb II | ... | 0.80+-0.2 | 3.12+-0.2 | 2.8+-0.2 |
| Th II | ... | -0.59+0.2 | 1.73+0.2 | -0.5+0.2 |
: Data presented in the paper
: Data converted with the solar abundance from Grevesse et al. (1996)
Isotope ratio
A0036
| Title | Abundances In Very Metal-Poor Dwarf Stars |
| ADS | J.G.Cohen et al.,ApJ, 612, 1107, 2004 |
| Authors | J. G. Cohen, N. Christlieb, A. McWilliam, S. Shectman, I. Thompson, G. J. Wasserburg, I. Ivans, M. Dehn, T. Karlsson, J. Melendez |
Get more information of this paper.
Basic Informations
| Galactic Longitude (l) | N/A |
| Galactic Latitude (b) | N/A |
| Declination | N/A |
| Right Ascension | N/A |
Photometric data
Atmospheric data
| Teff | 6380 |
| log g | 3.9 |
| vturb | 1.7 |
Isotope ratio