HE0142+0147
taken from 2 paper(s):
/J.G.Cohen et al.(2004)/
/J.G.Cohen et al.(2013)/
J.G.Cohen et al.,ApJ, 612, 1107, 2004 (A0036,ADS)
Abundances In Very Metal-Poor Dwarf Stars
Stellar Parameters
| Teff : 6250 | log g : 3.7 | vturb : 1.6 |
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 |
|---|
| Mg I | 4 | ... | ... | 5.53+-0.16 | -2.07+-0.16 | 0.60+-0.16 | 5.53+-0.16 | Mg I |
| Al I | 2 | ... | ... | 3.72+-0.13 | -2.73+-0.13 | -0.06+-0.13 | 3.72+-0.13 | Al I |
| Si I | 1 | ... | ... | 5.16 | -2.35 | 0.32 | 5.16 | Si I |
| Ca I | 6 | ... | ... | 4.11+-0.13 | -2.23+-0.13 | 0.44+-0.13 | 4.11+-0.13 | Ca I |
| Ti I | 4 | ... | ... | 3.02+-0.16 | -1.93+-0.16 | 0.74+-0.16 | 3.02+-0.16 | Ti I |
| Ti II | 11 | ... | ... | 2.63+-0.09 | -2.32+-0.09 | 0.35+-0.09 | 2.63+-0.09 | Ti II |
| Cr I | 3 | ... | ... | 2.72+-0.09 | -2.92+-0.09 | -0.25+-0.09 | 2.72+-0.09 | Cr I |
| Mn I | 2 | ... | ... | 2.29+-0.14 | -3.14+-0.14 | -0.47+-0.14 | 2.29+-0.14 | Mn I |
| Fe I | 53 | ... | ... | 4.83+-0.14 | -2.67+-0.14 | ... | 4.83+-0.14 | Fe I |
| Fe II | 6 | ... | ... | 4.77+-0.17 | -2.73+-0.17 | ... | 4.77+-0.17 | Fe II |
| Co I | 3 | ... | ... | 2.90+-0.07 | -2.09+-0.07 | 0.58+-0.07 | 2.90+-0.07 | Co I |
| Ni I | 1 | ... | ... | 3.73 | -2.49 | 0.18 | 3.73 | Ni I |
| Sr II | 2 | ... | ... | 0.00+-0.00 | -2.87+-0.00 | -0.20+-0.00 | 0.00+-0.00 | Sr II |
| Ba II | 2 | ... | ... | -0.81+-0.08 | -2.99+-0.08 | -0.32+-0.08 | -0.81+-0.08 | Ba II |
| La II | 1 | ... | ... | <0.27 | <-0.83 | <1.84 | <0.27 | La II |
| Eu II | 1 | ... | ... | <-0.87 | <-1.39 | <1.28 | <-0.87 | Eu II |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2001-09 | N/A | KECKHIRES | 45000 | 90 | 9600 | N/A |
| Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A | Declination : | Right Ascension : |
J.G.Cohen et al.,ApJ, 778, 56, 2013 (A0283,ADS)
Normal and Outlying Populations of the Milky Way Stellar Halo at [Fe/H] <-2
Stellar Parameters
| Teff : 6250+-100 | log g : 3.7+-0.25 | vturb : 1.6+-0.2 |
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 |
|---|
| Mg I | 4 | ... | 0.5+-0.02 | ... | -2.18+-0.02 | 0.49+-0.02 | 5.42+-0.02 | Mg I |
| Al I | 2 | ... | -0.13+-0.13 | ... | -2.73+-0.13 | -0.06+-0.13 | 3.72+-0.13 | Al I |
| Si I | 1 | ... | 0.18 | ... | -2.40 | 0.27 | 5.11 | Si I |
| Ca I | 6 | ... | 0.37+-0.13 | ... | -2.23+-0.13 | 0.44+-0.13 | 4.11+-0.13 | Ca I |
| Ti I | 4 | ... | 0.64+-0.16 | ... | -1.94+-0.16 | 0.73+-0.16 | 3.01+-0.16 | Ti I |
| Ti II | 11 | ... | 0.26+-0.09 | ... | -2.32+-0.09 | 0.35+-0.09 | 2.63+-0.09 | Ti II |
| Cr I | 3 | ... | -0.34+-0.09 | ... | -2.93+-0.09 | -0.26+-0.09 | 2.71+-0.09 | Cr I |
| Mn I | 2 | ... | -0.49+-0.14 | ... | -3.15+-0.14 | -0.48+-0.14 | 2.28+-0.14 | Mn I |
| Fe I | N/A | -2.62+-0.14 | ... | ... | -2.67+-0.14 | ... | 4.83+-0.14 | Fe I |
| Fe II | 6 | -2.68+-0.17 | -0.06+-0.17 | ... | -2.73+-0.17 | -0.06+-0.17 | 4.77+-0.17 | Fe II |
| Co I | 3 | ... | 0.6+-0.07 | ... | -2.09+-0.07 | 0.58+-0.07 | 2.90+-0.07 | Co I |
| Ni I | 1 | ... | 0.09 | ... | -2.50 | 0.17 | 3.72 | Ni I |
| Sr II | 2 | ... | -0.28 | ... | -2.87 | -0.20 | 0.00 | Sr II |
| Ba II | 1 | ... | -0.39 | ... | -3.06 | -0.39 | -0.88 | Ba II |
| La II | 1 | ... | <1.75 | ... | <-0.83 | <1.84 | <0.27 | La II |
| Eu II | 1 | ... | <1.24 | ... | <-1.39 | <1.28 | <-0.87 | Eu II |
Binary Parameters
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2001-09 | N/A | KECKHIRES | 36000 | 90 | 9600 | -97.1 |
| Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A | Declination : +020217 | Right Ascension : 014447.6 |