HE0107-5240: found in 2 paper(s).
Labels:/N.Christlieb et al.(2004)/ /M.S.Bessell et al.(2004)/
| Title | HE 0107-5240, A CHEMICALLY ANCIENT STAR. I. A DETAILED ABUNDANCE ANALYSIS |
| ADS | N.Christlieb et al.,ApJ, 603, 708, 2004 |
| Authors | N. Christlieb, B. Gustafsson, A. J. Uppsala Astronomical Observatory, UAO. Korn, P. S. Uppsala Astronomical Observatory, UAO. Barklem, T. C. Department of Physics and Astronomy, MichiganStateU. Beers, M. S. Research School of Astronomy and Astrophysics, MountStromloObs.. Bessell, T. Karlsson, M. Mizuno-Wiedner |
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| Observation Date | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|---|---|---|---|---|---|
| 2001-12-20-005545 | N/A | VLT | 40000 | 54-143 | 3600 | N/A |
| 2001-12-20-020331 | N/A | VLT | 40000 | 54-143 | 3600 | N/A |
| 2001-12-20-030458 | N/A | VLT | 40000 | 54-143 | 3600 | N/A |
| 2001-12-21-012452 | N/A | VLT | 40000 | 54-143 | 3000 | N/A |
| Galactic Longitude (l) | N/A |
| Galactic Latitude (b) | N/A |
| Declination | N/A |
| Right Ascension | N/A |
| V | 15.17 |
| B | 15.86 |
| H | 13.22 |
| J | 13.69 |
| K | 13.23 |
| Teff | 5100+-150 |
| log g | 2.2+-0.3 |
| vturb | 2.2+-0.5 |
| Element | Nline | [X/H] | [X/Fe] | log-e |
|---|---|---|---|---|
| Li | ... | <0.02 | <5.3 | <1.12 |
| C | ... | -1.28 | +4.00 | 7.11 |
| N | ... | -3.00 | +2.28 | 4.93 |
| Na | ... | -4.47 | +0.81 | 1.86 |
| Mg | ... | -5.13 | +0.15 | 2.41 |
| Al | ... | <-5.54 | <-0.26 | <0.93 |
| Si | ... | <-4.96 | <+0.32 | <2.55 |
| S | ... | <-0.22 | <+5.06 | <7.11 |
| Ca | ... | -5.37 | -0.09 | 0.99 |
| Sc | ... | <-4.67 | <+0.61 | <-1.50 |
| Ti | ... | -5.64 | -0.36 | -0.62 |
| Cr | ... | <-5.02 | <+0.26 | <0.65 |
| Mn | ... | <-4.92 | <+0.36 | <0.47 |
| Fe | ... | -5.39 | ... | 2.06 |
| Co | ... | <-4.06 | <+1.22 | <0.86 |
| Ni | ... | -5.65 | -0.37 | 0.60 |
| Zn | ... | <-2.63 | <+2.65 | <1.97 |
| Sr | ... | <-5.80 | <-0.52 | <-2.83 |
| Ba | ... | <-4.46 | <+0.82 | <-2.33 |
| Eu | ... | <-2.50 | <+2.78 | <-1.99 |
| 12C/13C | >50 |
| Title | ON THE OXYGEN ABUNDANCE OF HE 0107-5240 |
| ADS | M.S.Bessell et al.,ApJ, 612, L61, 2004 |
| Authors | M. S. Research School of Astronomy and Astrophysics, MSO. Bessell, N. Christlieb, B. Gustafsson |
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| Observation Date | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|---|---|---|---|---|---|
| 2002-12-27 | N/A | VLT | 40000 | 30 | 20hour | 44.5+-0.5 |
| Galactic Longitude (l) | N/A |
| Galactic Latitude (b) | N/A |
| Declination | N/A |
| Right Ascension | N/A |
| V | 15.17 |
| Teff | 5100 |
| log g | 2.20 |
| vturb | 2.0 |
| Element | Nline | [X/H] | [X/Fe] | log-e |
|---|---|---|---|---|
| OH | ... | -3.10+-0.4 | 2.3+-0.4 | 5.77+-0.4 |
| Fe | ... | -5.4 | ... | 2.10 |