SDSSJ2207+2017
High-resolution Spectroscopy of Extremely Metal-poor Stars from SDSS/SEGUE. I. Atmospheric Parameters and Chemical Compositions
Teff : 6200 | log g : 4.0 | vturb : 1.5 |
Original Data | Converted Data Asplund et al. (2009) | |||||||
---|---|---|---|---|---|---|---|---|
Element | Nline | [X/H] | [X/Fe] | log-e | [X/H] | [X/Fe] | log-e | Element |
Na | N/A | ... | -0.14+-0.23 | 3.68+-0.23 | -2.56+-0.23 | -0.14+-0.23 | 3.68+-0.23 | Na |
Mg | N/A | ... | 0.26+-0.15 | 5.43+-0.15 | -2.17+-0.15 | 0.25+-0.15 | 5.43+-0.15 | Mg |
Ca | N/A | ... | 0.37+-0.16 | 4.29+-0.16 | -2.05+-0.16 | 0.37+-0.16 | 4.29+-0.16 | Ca |
Ti | N/A | ... | 0.41+-0.31 | 2.94+-0.31 | -2.01+-0.31 | 0.41+-0.31 | 2.94+-0.31 | Ti |
Fe I | N/A | -2.42+-0.20 | ... | 5.08+-0.20 | -2.42+-0.20 | ... | 5.08+-0.20 | Fe I |
Fe II | N/A | -2.16+-0.29 | ... | 5.33+-0.29 | -2.17+-0.29 | ... | 5.33+-0.29 | Fe II |
Sr | N/A | ... | -0.09+-0.27 | 0.35+-0.27 | -2.52+-0.27 | -0.10+-0.27 | 0.35+-0.27 | Sr |
Ba | N/A | ... | -0.42+-0.35 | -0.67+-0.35 | -2.85+-0.35 | -0.43+-0.35 | -0.67+-0.35 | Ba |
Vrad | -150.75+-0.17 |
Right Ascension : 22 07 43.33 | Declination : +20 17 52.1 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
---|---|---|---|---|---|---|
2008-10-06 | N/A | SUBARUHDS | 36000 | 29-44 | 2400 | -150.75+-0.17 |