HE2221-4150
taken from 2 paper(s):
/P.S.Barklem et al.(2005)/
/L.Zhang et al.(2011)/
P.S.Barklem et al.,AAP, 439, 129, 2005 (A0052,ADS)
The Hamburg/ESO R-process enhanced star survey (HERES). II. Spectroscopic analysis of the survey sample
Stellar Parameters
| Teff : 5887 | log g : 4.06 | vturb : 1.41 |
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 |
|---|
| CH | 1 | ... | 0.23+-0.25 | 6.59+-0.23 | -1.84+-0.23 | 0.19+-0.25 | 6.59+-0.23 | CH |
| Mg I | 4 | ... | 0.32+-0.23 | 5.87+-0.17 | -1.73+-0.17 | 0.30+-0.23 | 5.87+-0.17 | Mg I |
| Al I | 1 | ... | -1.01+-0.26 | 3.43+-0.22 | -3.02+-0.22 | -0.99+-0.26 | 3.43+-0.22 | Al I |
| Ca I | 8 | ... | 0.31+-0.24 | 4.64+-0.20 | -1.70+-0.20 | 0.33+-0.24 | 4.64+-0.20 | Ca I |
| Sc II | 4 | ... | 0.05+-0.27 | 1.19+-0.22 | -1.96+-0.22 | 0.07+-0.27 | 1.19+-0.22 | Sc II |
| Ti | 12 | ... | 0.25+-0.25 | 3.24+-0.21 | -1.71+-0.21 | 0.32+-0.25 | 3.24+-0.21 | Ti |
| Cr I | 3 | ... | -0.16+-0.25 | 3.48+-0.23 | -2.16+-0.23 | -0.13+-0.25 | 3.48+-0.23 | Cr I |
| Mn I | 3 | ... | -0.45+-0.24 | 2.91+-0.21 | -2.52+-0.21 | -0.49+-0.24 | 2.91+-0.21 | Mn I |
| Fe | 47 | ... | 0.00+-0.22 | 5.47+-0.17 | -2.03+-0.17 | 0.00+-0.22 | 5.47+-0.17 | Fe |
| Co I | 4 | ... | 0.06+-0.25 | 2.95+-0.21 | -2.04+-0.21 | -0.01+-0.25 | 2.95+-0.21 | Co I |
| Ni I | 3 | ... | -0.16+-0.25 | 4.06+-0.23 | -2.16+-0.23 | -0.13+-0.25 | 4.06+-0.23 | Ni I |
| Sr | 2 | ... | 0.02+-0.27 | 0.96+-0.25 | -1.91+-0.25 | 0.12+-0.27 | 0.96+-0.25 | Sr |
| Y II | 1 | ... | -0.08+-0.27 | 0.13+-0.23 | -2.08+-0.23 | -0.05+-0.27 | 0.13+-0.23 | Y II |
| Ba II | 1 | ... | 0.09+-0.28 | 0.19+-0.24 | -1.99+-0.24 | 0.04+-0.28 | 0.19+-0.24 | Ba II |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| N/A | VLT | 20000 | 53 | N/A | 40.2 |
| Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A | Declination : N/A | Right Ascension : N/A |
L.Zhang et al.,AAP, 528, A92, 2011 (A0253,ADS)
The Hamburg/ESO R-process Enhanced Star survey (HERES). VI. The Galactic chemical evolution of silicon
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 | -1.84 | 0.19 | 6.68 | -1.75 | 0.28 | 6.68 | C |
| Fe | N/A | -2.03 | ... | ... | -2.03 | ... | 5.47 | Fe |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| N/A | VLT | 20000 | N/A | N/A | N/A |
| Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A | Declination : N/A | Right Ascension : N/A |