SDSSJ0907+0246
High-resolution Spectroscopy of Extremely Metal-poor Stars from SDSS/SEGUE. I. Atmospheric Parameters and Chemical Compositions
Teff : 6000 | 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 | ... | 0.75+-0.17 | 3.68+-0.17 | -2.56+-0.17 | 0.74+-0.17 | 3.68+-0.17 | Na |
Mg | N/A | ... | 0.27+-0.13 | 4.56+-0.13 | -3.04+-0.13 | 0.26+-0.13 | 4.56+-0.13 | Mg |
Ca | N/A | ... | -0.05+-0.17 | 2.98+-0.17 | -3.36+-0.17 | -0.06+-0.17 | 2.98+-0.17 | Ca |
Ti | N/A | ... | 0.48+-0.26 | 2.12+-0.26 | -2.83+-0.26 | 0.47+-0.26 | 2.12+-0.26 | Ti |
Fe I | N/A | -3.30+-0.20 | ... | 4.20+-0.20 | -3.30+-0.20 | ... | 4.20+-0.20 | Fe I |
Fe II | N/A | -3.23+-0.28 | ... | 4.26+-0.28 | -3.24+-0.28 | ... | 4.26+-0.28 | Fe II |
Sr | N/A | ... | -0.24+-0.23 | -0.67+-0.23 | -3.54+-0.23 | -0.24+-0.23 | -0.67+-0.23 | Sr |
Vrad | 313.15+-0.15 |
Right Ascension : 09 07 33.28 | Declination : +02 46 08.1 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
---|---|---|---|---|---|---|
2008-03-08 | N/A | SUBARUHDS | 36000 | 33-52 | 1500 | 313.15+-0.15 |