| Title | A chemical signature of first-generation very massive stars |
| ADS | W.Aoki et al.,Science, 345, 912, 2014 |
| Authors | W. Aoki, N. Tominaga, T. C. Beers, S. Honda, Y. S. Lee |
| Object | Comment | S | O |
|---|---|---|---|
| G 39-36 | N/A | S | O |
| SDSSJ001820.5–093939.2 | N/A | S | O |
S: Find this object in SIMBAD
O: Find this object in Other papers
| Teff : 4575+-100 | log g : 5.0+-0.3 | vturb : 0.30+-0.3 |
| Element | Nline | [X/H] | [X/Fe] | log-e |
|---|---|---|---|---|
| C | ... | –2.20+-0.13 | –0.11+-0.13 | 6.20+-0.11 |
| Na | ... | –2.12+-0.13 | –0.03+-0.13 | 4.20+-0.16 |
| Mg | ... | 2.20+-0.09 | +0.11+-0.09 | 5.62+-0.09 |
| Ca | ... | 2.38+-0.06 | +0.29+-0.06 | 4.54+-0.11 |
| Sc | ... | –2.10+-0.11 | –0.01+-0.11 | 1.05+-0.11 |
| Ti I | ... | 2.68+-0.1 | +0.59+-0.10 | 3.45+-0.16 |
| Ti II | ... | 2.44+-0.1 | +0.35+-0.10 | 3.21+-0.09 |
| V | ... | 2.67+-0.1 | +0.58+-0.10 | 2.42+-0.16 |
| Cr | ... | 2.28+-0.07 | +0.19+-0.07 | 3.74+-0.14 |
| Mn | ... | –2.30+-0.05 | –0.21+-0.05 | 3.14+-0.10 |
| Fe I | ... | –2.09+-0.08 | ... | 5.41+-0.08 |
| Fe II | ... | -2.43+-0.20 | –0.34+-0.20 | 5.07+-0.16 |
| Co | ... | 2.14+-0.07 | +0.05+-0.07 | 2.95+-0.11 |
| Ni | ... | –2.13+-0.08 | –0.04+-0.08 | 4.09+-0.09 |
| Sr | ... | –2.41+-0.11 | –0.32+-0.11 | 0.46+-0.13 |
| Ba | ... | –2.18+-0.08 | –0.09+-0.08 | 0.01+-0.09 |
| Observation Date | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|---|---|---|---|---|---|
| 2012-08-07 | N/A | SUBARUHDS | 60000 | 60-85 | N/A | N/A |
| Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A | Declination : N/A | Right Ascension : N/A |
| Teff : 4600+-100 | log g : 5.0+-0.3 | vturb : 0.20+-0.3 |
| Element | Nline | [X/H] | [X/Fe] | log-e |
|---|---|---|---|---|
| C | ... | –3.30+-0.1 | –0.84+-0.10 | 5.10+-0.14 |
| N | ... | <3.46+-0.22 | <+1.0+-0.22 | <6.5+-0.20 |
| Na | ... | –3.54+-0.14 | –1.08+-0.14 | 2.77+-0.20 |
| Mg | ... | –2.98+-0.1 | –0.52+-0.10 | 4.62+-0.14 |
| Al | ... | –3.15+-0.27 | –0.69+-0.27 | 3.30+-0.29 |
| Si | ... | –2.86+-0.3 | –0.4+-0.3 | 4.6+-0.3 |
| Ca | ... | –2.72+-0.04 | –0.26+-0.04 | 3.61+-0.09 |
| Sc | ... | <2.46+-0.14 | <–0.89+-0.14 | <–0.2+-0.12 |
| Ti I | ... | 2.56+-0.08 | +0.10+-0.08 | 2.58+-0.16 |
| Ti II | ... | –2.47+-0.12 | –0.01+-0.12 | 2.48+-0.11 |
| V | ... | 2.57+-0.14 | +0.11+-0.14 | 1.57+-0.20 |
| Cr | ... | 2.54+-0.05 | +0.08+-0.05 | 3.26+-0.14 |
| Mn | ... | –2.64+-0.05 | –0.18+-0.05 | 2.79+-0.12 |
| Fe I | ... | –2.46+-0.10 | ... | 5.04+-0.10 |
| Fe II | ... | -2.70+-0.21 | –0.24+-0.21 | 4.80+-0.18 |
| Co | ... | –3.14+-0.08 | –0.68+-0.08 | 1.85+-0.13 |
| Ni | ... | 2.55+-0.13 | +0.09+-0.13 | 3.85+-0.09 |
| Zn | ... | <3.16+-0.15 | <+0.7+-0.15 | <2.8+-0.16 |
| Sr | ... | <2.46+-0.14 | <–1.8+-0.14 | <–1.4+-0.12 |
| Ba | ... | <2.46+-0.15 | <–1.3+-0.15 | <–1.6+-0.12 |
| Vrad | -121+-0.7 |
| Observation Date | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|---|---|---|---|---|---|
| 2012-08-07 | N/A | SUBARUHDS | 60000 | 60-85 | N/A | -121+-0.7 |
| Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A | Declination : N/A | Right Ascension : N/A |
| V : 15.8 |