SDSSJ1646+2824
High-resolution Spectroscopy of Extremely Metal-poor Stars from SDSS/SEGUE. I. Atmospheric Parameters and Chemical Compositions
Teff : 6100 | 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 |
C | N/A | ... | 2.52+-0.22 | 7.90+-0.22 | -0.53+-0.22 | 2.52+-0.22 | 7.90+-0.22 | C |
Mg | N/A | ... | 0.71+-0.23 | 5.26+-0.23 | -2.34+-0.23 | 0.71+-0.23 | 5.26+-0.23 | Mg |
Ca | N/A | ... | 0.48+-0.32 | 3.77+-0.32 | -2.57+-0.32 | 0.48+-0.32 | 3.77+-0.32 | Ca |
Ti | N/A | ... | 0.41+-0.40 | 2.31+-0.40 | -2.64+-0.40 | 0.41+-0.40 | 2.31+-0.40 | Ti |
Fe I | N/A | -3.05+-0.22 | ... | 4.45+-0.22 | -3.05+-0.22 | ... | 4.45+-0.22 | Fe I |
Fe II | N/A | -2.96+-0.32 | ... | 4.53+-0.32 | -2.97+-0.32 | ... | 4.53+-0.32 | Fe II |
Sr | N/A | ... | -0.56+-0.38 | -0.74+-0.38 | -3.61+-0.38 | -0.56+-0.38 | -0.74+-0.38 | Sr |
Ba | N/A | ... | 1.78+-0.32 | 0.91+-0.32 | -1.27+-0.32 | 1.78+-0.32 | 0.91+-0.32 | Ba |
Vrad | -18.72+-0.16 |
Right Ascension : 16 46 10.20 | Declination : +28 24 22.0 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
---|---|---|---|---|---|---|
2008-07-04 | N/A | SUBARUHDS | 36000 | 29-46 | 900 | -18.72+-0.16 |