| Title | LAMOST J221750.59+210437.2: A new member of carbon-enhanced extremely metal-poor stars with excesses of Mg and Si |
| ADS | W.Aoki et al.,PASJ, 70, 94, 2018 |
| Authors | W. Aoki, T. Matsuno, S. Honda, M. N. Ishigaki, H. Li, T. Suda, Y. BharatKumar |
S: Find this object in SIMBAD
O: Find this object in Other papers
| Name | Comment | SIMBAD | Object |
|---|---|---|---|
| LAMOSTJ221750.59+210437.2 | N/A | S | O |
| Teff : 4500+-100 | log g : 0.9+-0.3 | vturb : 2.3+-0.3 |
| Original Data | Converted Data Asplund et al. (2009) | |||||||
|---|---|---|---|---|---|---|---|---|
| Element | Nline | [X/H] | [X/Fe] | log-e | [X/H] | [X/Fe] | log-e | Element |
| C | N/A | ... | 1.03+-0.2 | 5.55+-0.2 | -2.88+-0.2 | 1.05+-0.2 | 5.55+-0.2 | C |
| N | N/A | ... | 2.18+-0.3 | 6.10+-0.3 | -1.73+-0.3 | 2.20+-0.3 | 6.10+-0.3 | N |
| O | 1 | ... | 2.12+-0.2 | 6.90+-0.2 | -1.79+-0.2 | 2.14+-0.2 | 6.90+-0.2 | O |
| Na | 2 | ... | 1.33+-0.18 | 3.64+-0.18 | -2.60+-0.18 | 1.33+-0.18 | 3.64+-0.18 | Na |
| Mg | 5 | ... | 1.46+-0.08 | 5.14+-0.08 | -2.46+-0.08 | 1.47+-0.08 | 5.14+-0.08 | Mg |
| Al | 1 | ... | 0.60+-0.2 | 3.12+-0.2 | -3.33+-0.2 | 0.60+-0.2 | 3.12+-0.2 | Al |
| Si | 1 | ... | 0.88+-0.18 | 4.46+-0.18 | -3.05+-0.18 | 0.88+-0.18 | 4.46+-0.18 | Si |
| Ca | 2 | ... | 0.16+-0.15 | 2.57+-0.15 | -3.77+-0.15 | 0.16+-0.15 | 2.57+-0.15 | Ca |
| Sc II | 3 | ... | 0.11+-0.19 | -0.67+-0.19 | -3.82+-0.19 | 0.11+-0.19 | -0.67+-0.19 | Sc II |
| Ti I | 1 | ... | 0.11+-0.19 | 1.13+-0.19 | -3.82+-0.19 | 0.11+-0.19 | 1.13+-0.19 | Ti I |
| Ti II | 9 | ... | 0.11+-0.19 | 1.13+-0.19 | -3.82+-0.19 | 0.11+-0.19 | 1.13+-0.19 | Ti II |
| Cr I | 3 | ... | -0.41+-0.11 | 1.30+-0.11 | -4.34+-0.11 | -0.41+-0.11 | 1.30+-0.11 | Cr I |
| Mn | 1 | ... | -0.83+-0.19 | 0.67+-0.19 | -4.76+-0.19 | -0.83+-0.19 | 0.67+-0.19 | Mn |
| Fe I | 60 | -3.93+-0.17 | ... | 3.57+-0.17 | -3.93+-0.17 | ... | 3.57+-0.17 | Fe I |
| Fe II | 5 | -3.90+-0.24 | ... | 3.60+-0.24 | -3.90+-0.24 | ... | 3.60+-0.24 | Fe II |
| Co | 2 | ... | 0.28+-0.13 | 1.35+-0.13 | -3.64+-0.13 | 0.29+-0.13 | 1.35+-0.13 | Co |
| Ni | 1 | ... | -0.04+-0.18 | 2.26+-0.18 | -3.96+-0.18 | -0.03+-0.18 | 2.26+-0.18 | Ni |
| Zn | N/A | ... | <0.8 | <1.5 | <-3.06 | <0.87 | <1.5 | Zn |
| Sr | 2 | ... | -1.37+-0.20 | -2.42+-0.20 | -5.29+-0.20 | -1.36+-0.20 | -2.42+-0.20 | Sr |
| Ba | 2 | ... | -1.62+-0.20 | -3.36+-0.20 | -5.54+-0.20 | -1.61+-0.20 | -3.36+-0.20 | Ba |
| 12C/13C | 6+4-2 |
| Vrad | -115.79 |
| Right Ascension : 22 17 50.5903200 | Declination : +21 04 37.192800 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|---|---|---|---|---|---|
| 2013-10-23 | 2456588 | LAMOST | 2000 | N/A | -116.7+-7 | |
| 2015-11-30 | 2457356.77 | SUBARUHDS | 45000 | 40 | N/A | -115.79 |
| 2017-08-04 | 2457970.00 | SUBARUHDS | 60000 | 61 | N/A | -116.13 |
| 2017-08-05 | 2457971.00 | SUBARUHDS | 60000 | 26 | N/A | -115.29 |