SAGA_Com_000002
Original Names
14 in L.C.Vargas+,ApJ, 767, 134, 2013ComBer-S3 in A.Frebel+,ApJ, 708, 560, 2010
taken from 2 paper(s):
/A.Frebel et al.(2010)/
/L.C.Vargas et al.(2013)/
High-Resolution Spectroscopy of Extremely Metal-Poor Stars in the Least Evolved Galaxies: Ursa Major II and Coma Berenices
Stellar Parameters
| Teff : 4600 | log g : 1.0 | vturb : 2.2 |
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 |
|---|
| C | 2 | -2.97+-0.20 | -0.44+-0.20 | 5.42+-0.20 | -3.01+-0.20 | -0.43+-0.20 | 5.42+-0.20 | C |
| O I | 1 | <-1.81 | <0.72 | <6.85 | <-1.84 | <0.74 | <6.85 | O I |
| Na I | 2 | -2.34+-0.30 | 0.19+-0.30 | 3.83+-0.30 | -2.41+-0.30 | 0.17+-0.30 | 3.83+-0.30 | Na I |
| Mg I | 4 | -2.03+-0.10 | 0.50+-0.10 | 5.50+-0.10 | -2.10+-0.10 | 0.48+-0.10 | 5.50+-0.10 | Mg I |
| Al I | 1 | <-1.31 | <1.22 | <5.06 | <-1.39 | <1.19 | <5.06 | Al I |
| Si I | 1 | <-2.03 | <0.50 | <5.48 | <-2.03 | <0.55 | <5.48 | Si I |
| Ca I | 22 | -1.93+-0.15 | 0.60+-0.15 | 4.38+-0.15 | -1.96+-0.15 | 0.62+-0.15 | 4.38+-0.15 | Ca I |
| Sc II | 4 | -3.10+-0.10 | -0.57+-0.10 | -0.05+-0.10 | -3.20+-0.10 | -0.62+-0.10 | -0.05+-0.10 | Sc II |
| Ti I | 23 | -2.36+-0.12 | 0.17+-0.12 | 2.54+-0.12 | -2.41+-0.12 | 0.17+-0.12 | 2.54+-0.12 | Ti I |
| Ti II | 30 | -2.24+-0.16 | 0.29+-0.16 | 2.66+-0.16 | -2.29+-0.16 | 0.29+-0.16 | 2.66+-0.16 | Ti II |
| V I | 1 | <-2.90 | <-0.37 | <1.10 | <-2.83 | <-0.25 | <1.10 | V I |
| Cr I | 11 | -2.87+-0.21 | -0.34+-0.21 | 2.77+-0.21 | -2.87+-0.21 | -0.29+-0.21 | 2.77+-0.21 | Cr I |
| Mn I | 1 | -3.19+-0.20 | -0.66+-0.20 | 2.20+-0.20 | -3.23+-0.20 | -0.65+-0.20 | 2.20+-0.20 | Mn I |
| Fe I | 146 | -2.53+-0.14 | ... | 4.92+-0.14 | -2.58+-0.14 | ... | 4.92+-0.14 | Fe I |
| Fe II | 20 | -2.58+-0.12 | -0.05+-0.12 | 4.87+-0.12 | -2.63+-0.12 | -0.05+-0.12 | 4.87+-0.12 | Fe II |
| Co I | 1 | <-2.39 | <0.14 | <2.53 | <-2.46 | <0.12 | <2.53 | Co I |
| Ni I | 9 | -2.72+-0.12 | -0.19+-0.12 | 3.51+-0.12 | -2.71+-0.12 | -0.13+-0.12 | 3.51+-0.12 | Ni I |
| Cu I | 1 | <-2.77 | <-0.24 | <1.44 | <-2.75 | <-0.17 | <1.44 | Cu I |
| Zn I | 1 | -2.43+-0.20 | 0.10+-0.20 | 2.17+-0.20 | -2.39+-0.20 | 0.19+-0.20 | 2.17+-0.20 | Zn I |
| Sr II | 1 | -3.92+-0.30 | -1.39+-0.30 | -1.00+-0.30 | -3.87+-0.30 | -1.29+-0.30 | -1.00+-0.30 | Sr II |
| Y II | 1 | <-3.78 | <-1.25 | <-1.57 | <-3.78 | <-1.20 | <-1.57 | Y II |
| Zr II | 1 | <-3.44 | <-0.91 | <-0.85 | <-3.43 | <-0.85 | <-0.85 | Zr II |
| Ba II | 3 | -3.84+-0.30 | -1.31+-0.30 | -1.67+-0.30 | -3.85+-0.30 | -1.27+-0.30 | -1.67+-0.30 | Ba II |
| La II | 1 | <-3.21 | <-0.68 | <-2.08 | <-3.18 | <-0.60 | <-2.08 | La II |
| Ce II | 1 | <-3.27 | <-0.74 | <-1.69 | <-3.27 | <-0.69 | <-1.69 | Ce II |
| Nd II | 1 | <-2.77 | <-0.24 | <-1.32 | <-2.74 | <-0.16 | <-1.32 | Nd II |
| Sm II | 1 | <-2.72 | <-0.19 | <-1.71 | <-2.67 | <-0.09 | <-1.71 | Sm II |
| Eu II | 1 | <-2.92 | <-0.39 | <-2.40 | <-2.92 | <-0.34 | <-2.40 | Eu II |
Binary Parameters
Position
| Right Ascension : 12 26 56.67 | Declination : +23 56 11.84 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2454521.1 | KECKHIRES | 37000 | 47 | 10188 | 99.0+-0.3 |
The Distribution of Alpha Elements in Ultra-faint Dwarf Galaxies
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 |
|---|
| Si | N/A | ... | +0.23+0.13-0.20 | ... | -2.07+0.13-0.20 | 0.23+0.13-0.20 | 5.44+0.13-0.20 | Si |
| Ca | N/A | ... | +0.20+0.12-0.14 | ... | -2.10+0.12-0.14 | 0.20+0.12-0.14 | 4.24+0.12-0.14 | Ca |
| Ti | N/A | ... | +0.09+0.12-0.17 | ... | -2.21+0.12-0.17 | 0.09+0.12-0.17 | 2.74+0.12-0.17 | Ti |
| Fe | N/A | -2.30+-0.12 | ... | ... | -2.30+-0.12 | ... | 5.20+-0.12 | Fe |
Position
| Right Ascension : 12 26 56.66 | Declination : +23 56 11.8 | 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 | KECKIIDEIMOS | 6000 | N/A | N/A | N/A |