HE0231-6025
taken from 2 paper(s):
/J.E.Norris et al.(2013)/
/D.Yong et al.(2013)/
The Most Metal-poor Stars. I. Discovery, Data, and Atmospheric Parameters
Stellar Parameters
| Teff : 6437+-86 | log g : 4.1 |
Position
| Right Ascension : 02 32 30.60 | Declination : -60 12 11.2 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2007-12 | 2454456.704 | MIKELCO | 37000 | 100 | 296.6 | N/A |
THE MOST METAL-POOR STARS. II. CHEMICAL ABUNDANCES OF 190 METAL-POOR STARS INCLUDING 10 NEW STARS WITH [Fe/H] <-3.
Stellar Parameters
| Teff : 6437 | log g : 4.36 | vturb : 1.8 |
Chemical Abundances
| | 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 | ... | <1.64 | <6.96 | <-1.47 | <1.63 | <6.96 | C |
| Na | 2 | ... | 0.01+-0.15 | 3.15+-0.15 | -3.09+-0.15 | 0.01+-0.15 | 3.15+-0.15 | Na |
| Mg | 4 | ... | 0.39+-0.11 | 4.89+-0.11 | -2.71+-0.11 | 0.39+-0.11 | 4.89+-0.11 | Mg |
| Al | 2 | ... | -0.64+-0.15 | 2.72+-0.15 | -3.73+-0.15 | -0.63+-0.15 | 2.72+-0.15 | Al |
| Si | 1 | ... | 0.02 | 4.43 | -3.08 | 0.02 | 4.43 | Si |
| Ca | 2 | ... | 0.42+-0.15 | 3.66+-0.15 | -2.68+-0.15 | 0.42+-0.15 | 3.66+-0.15 | Ca |
| Sc | 1 | ... | 0.27 | 0.32 | -2.83 | 0.27 | 0.32 | Sc |
| Cr | 1 | ... | -0.02 | 2.52 | -3.12 | -0.02 | 2.52 | Cr |
| Fe I | 23 | -3.1+-0.14 | ... | 4.4+-0.14 | -3.10+-0.14 | ... | 4.4+-0.14 | Fe I |
| Sr | 2 | ... | 0.04+-0.19 | -0.19+-0.19 | -3.06+-0.19 | 0.04+-0.19 | -0.19+-0.19 | Sr |
| Ba | 1 | ... | -0.1 | -1.02 | -3.20 | -0.10 | -1.02 | Ba |
Position
| Right Ascension : 02 32 30.60 | Declination : -60 12 11.2 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| N/A | VLT | N/A | N/A | N/A | N/A |