CS22891-184
taken from 2 paper(s):
/G.W.Preston et al.(2006)/
/I.U.Roederer et al.(2014)/
ATMOSPHERES, CHEMICAL COMPOSITIONS, AND EVOLUTIONARY HISTORIES OF VERY METAL-POOR RED HORIZONTAL-BRANCH STARS IN THE GALACTIC FIELD AND IN NGC 7078 (M15)
Stellar Parameters
| Teff : 5600+-150 | log g : 2.20+-0.3 | vturb : 2.10+-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 |
|---|
| CH | N/A | ... | 0.01+-0.30 | ... | -2.33+-0.30 | 0.26+-0.30 | 6.10+-0.30 | CH |
| Mg I | 4 | ... | 0.27+-0.13 | ... | -2.36+-0.13 | 0.23+-0.13 | 5.24+-0.13 | Mg I |
| Al I | 1 | ... | -0.84 | ... | -3.43 | -0.84 | 3.02 | Al I |
| Si I | 1 | ... | 0.50 | ... | -2.07 | 0.52 | 5.44 | Si I |
| Ca I | 9 | ... | 0.35+-0.15 | ... | -2.24+-0.15 | 0.35+-0.15 | 4.10+-0.15 | Ca I |
| Sc II | 4 | ... | -0.03+-0.06 | ... | -2.69+-0.06 | -0.10+-0.06 | 0.46+-0.06 | Sc II |
| Ti I | 5 | ... | 0.30+-0.10 | ... | -2.27+-0.10 | 0.32+-0.10 | 2.68+-0.10 | Ti I |
| Ti II | 9 | ... | 0.10+-0.07 | ... | -2.47+-0.07 | 0.12+-0.07 | 2.48+-0.07 | Ti II |
| V I | 2 | ... | 0.03+-0.01 | ... | -2.51+-0.01 | 0.08+-0.01 | 1.42+-0.01 | V I |
| Cr I | 6 | ... | -0.24+-0.06 | ... | -2.82+-0.06 | -0.23+-0.06 | 2.82+-0.06 | Cr I |
| Cr II | 3 | ... | 0.22+-0.13 | ... | -2.36+-0.13 | 0.23+-0.13 | 3.28+-0.13 | Cr II |
| Mn I | 3 | ... | -0.68+-0.03 | ... | -3.33+-0.03 | -0.74+-0.03 | 2.10+-0.03 | Mn I |
| Fe I | 116 | -2.61+-0.10 | ... | ... | -2.59+-0.10 | ... | 4.91+-0.10 | Fe I |
| Fe II | 12 | -2.48+-0.13 | ... | ... | -2.46+-0.13 | ... | 5.04+-0.13 | Fe II |
| Co I | 1 | ... | 0.02 | ... | -2.66 | -0.07 | 2.33 | Co I |
| Sr II | 2 | ... | 0.08+-0.02 | ... | -2.50+-0.02 | 0.09+-0.02 | 0.37+-0.02 | Sr II |
| Y II | 2 | ... | -0.46+-0.07 | ... | -3.04+-0.07 | -0.45+-0.07 | -0.83+-0.07 | Y II |
| Ba II | 4 | ... | -0.01+-0.06 | ... | -2.67+-0.06 | -0.08+-0.06 | -0.49+-0.06 | Ba II |
| La II | 2 | ... | -0.01+-0.30 | ... | -2.57+-0.30 | 0.02+-0.30 | -1.47+-0.30 | La II |
| Eu II | 2 | ... | 0.15+-0.15 | ... | -2.47+-0.15 | 0.12+-0.15 | -1.95+-0.15 | Eu II |
Binary Parameters
Position
| Right Ascension : 19 26 12.32 | Declination : -60 34 06.3 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2003-04-08-0756 | N/A | MIKELCO | 40000 | 200 | 7200 | N/A |
A SEARCH FOR STARS OF VERY LOW METAL ABUNDANCE. VI. DETAILED ABUNDANCES OF 313 METAL-POOR STARS
Stellar Parameters
| Teff : 5530+-65 | log g : 1.6+-0.45 | vturb : 2.05+-0.06 |
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 |
|---|
| Li I | 1 | ... | ... | <0.99 | <-2.27 | <0.41 | <0.99 | Li I |
| CH | 1 | ... | <0.34 | <6.10 | <-2.33 | <0.35 | <6.10 | CH |
| NH | 1 | ... | <1.14 | <6.30 | <-1.53 | <1.15 | <6.30 | NH |
| O I | 3 | ... | 0.40+-0.18 | 6.41 | -2.28 | 0.40+-0.18 | 6.41 | O I |
| Mg I | 7 | ... | 0.36+-0.17 | 5.28 | -2.32 | 0.36+-0.17 | 5.28 | Mg I |
| Al I | 2 | ... | -0.86+-0.20 | 2.91 | -3.54 | -0.86+-0.20 | 2.91 | Al I |
| Si I | 1 | ... | 0.32+-0.31 | 5.15 | -2.36 | 0.32+-0.31 | 5.15 | Si I |
| Ca I | 14 | ... | 0.37+-0.19 | 4.03 | -2.31 | 0.37+-0.19 | 4.03 | Ca I |
| Sc II | 4 | ... | -0.07+-0.16 | 0.41 | -2.74 | -0.06+-0.16 | 0.41 | Sc II |
| Ti I | 6 | ... | 0.23+-0.17 | 2.50 | -2.45 | 0.23+-0.17 | 2.50 | Ti I |
| Ti II | 21 | ... | 0.17+-0.16 | 2.45 | -2.50 | 0.18+-0.16 | 2.45 | Ti II |
| V II | 2 | ... | -0.01+-0.25 | 1.25 | -2.68 | -0.00+-0.25 | 1.25 | V II |
| Cr I | 4 | ... | -0.24+-0.17 | 2.72 | -2.92 | -0.24+-0.17 | 2.72 | Cr I |
| Cr II | 2 | ... | 0.16+-0.16 | 3.13 | -2.51 | 0.17+-0.16 | 3.13 | Cr II |
| Mn I | 4 | ... | -0.31+-0.17 | 2.44 | -2.99 | -0.31+-0.17 | 2.44 | Mn I |
| Fe I | 105 | -2.68+-0.17 | ... | 4.82 | -2.68+-0.17 | ... | 4.82 | Fe I |
| Fe II | 10 | -2.67+-0.16 | ... | 4.83 | -2.67+-0.16 | ... | 4.83 | Fe II |
| Co I | 1 | ... | -0.20+-0.19 | 2.11 | -2.88 | -0.20+-0.19 | 2.11 | Co I |
| Ni I | 3 | ... | -0.07+-0.20 | 3.47 | -2.75 | -0.07+-0.20 | 3.47 | Ni I |
| Zn I | 2 | ... | <0.39 | <2.27 | <-2.29 | <0.39 | <2.27 | Zn I |
| Rb I | 1 | ... | <2.51 | <2.35 | <-0.01 | <2.67 | <2.35 | Rb I |
| Sr II | 2 | ... | 0.17+-0.26 | 0.37 | -2.50 | 0.18+-0.26 | 0.37 | Sr II |
| Y II | 2 | ... | -0.65+-0.20 | -1.11 | -3.32 | -0.64+-0.20 | -1.11 | Y II |
| Zr II | 1 | ... | 0.03+-0.16 | -0.06 | -2.64 | 0.04+-0.16 | -0.06 | Zr II |
| Mo I | 1 | ... | <1.78 | <0.98 | <-0.90 | <1.78 | <0.98 | Mo I |
| Tc I | 1 | ... | ... | <1.23 | <1.23 | <3.91 | <1.23 | Tc I |
| Ba II | 3 | ... | -0.19+-0.16 | -0.68 | -2.86 | -0.18+-0.16 | -0.68 | Ba II |
| Ce II | 4 | ... | <0.29 | <-0.80 | <-2.38 | <0.30 | <-0.80 | Ce II |
| Pr II | 4 | ... | <0.82 | <-1.13 | <-1.85 | <0.83 | <-1.13 | Pr II |
| Nd II | 4 | ... | <0.38 | <-0.87 | <-2.29 | <0.39 | <-0.87 | Nd II |
| Sm II | 2 | ... | <0.89 | <-0.82 | <-1.78 | <0.90 | <-0.82 | Sm II |
| Eu II | 2 | ... | <0.28 | <-1.87 | <-2.39 | <0.29 | <-1.87 | Eu II |
| Gd II | 3 | ... | <1.09 | <-0.51 | <-1.58 | <1.10 | <-0.51 | Gd II |
| Tb II | 3 | ... | <1.25 | <-1.12 | <-1.44 | <1.24 | <-1.12 | Tb II |
| Dy II | 2 | ... | <0.58 | <-0.99 | <-2.09 | <0.59 | <-0.99 | Dy II |
| Er II | 3 | ... | <0.84 | <-0.91 | <-1.83 | <0.85 | <-0.91 | Er II |
| Tm II | 2 | ... | <1.17 | <-1.40 | <-1.52 | <1.16 | <-1.40 | Tm II |
| Yb II | 1 | ... | -0.19+-0.19 | -1.94 | -2.86 | -0.18+-0.19 | -1.94 | Yb II |
| Hf II | 2 | ... | <1.68 | <-0.14 | <-0.85 | <1.83 | <-0.14 | Hf II |
| Pb I | 1 | ... | <2.04 | <1.40 | <-0.64 | <2.04 | <1.40 | Pb I |
| Th II | 2 | ... | <1.53 | <-1.08 | <-1.14 | <1.54 | <-1.08 | Th II |
Binary Parameters
| Binarity | Negative |
| Vrad | 26.5 |
Position
| Right Ascension : 19 26 12.32 | Declination : -60 34 06.3 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2010-07-25-02:12 | 2455402.596 | MIKELCO | 41000 | 60-160 | 9000 | 26.5 |