SDSSJ1504+4623
High-resolution Spectroscopy of Extremely Metal-poor Stars from SDSS/SEGUE. I. Atmospheric Parameters and Chemical Compositions
Teff : 6050 | 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 | ... | -0.08+-0.25 | 2.85+-0.25 | -3.39+-0.25 | -0.08+-0.25 | 2.85+-0.25 | Na |
Mg | N/A | ... | 0.31+-0.16 | 4.60+-0.16 | -3.00+-0.16 | 0.31+-0.16 | 4.60+-0.16 | Mg |
Ca | N/A | ... | 0.43+-0.21 | 3.46+-0.21 | -2.88+-0.21 | 0.43+-0.21 | 3.46+-0.21 | Ca |
Ti | N/A | ... | 0.59+-0.29 | 2.23+-0.29 | -2.72+-0.29 | 0.59+-0.29 | 2.23+-0.29 | Ti |
Fe I | N/A | -3.31+-0.21 | ... | 4.19+-0.21 | -3.31+-0.21 | ... | 4.19+-0.21 | Fe I |
Fe II | N/A | -3.09+-0.34 | ... | 4.41+-0.34 | -3.09+-0.34 | ... | 4.41+-0.34 | Fe II |
Vrad | -70.13+-0.28 |
Right Ascension : 15 04 25.13 | Declination : +46 23 20.9 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
---|---|---|---|---|---|---|
2008-05-02 | N/A | SUBARUHDS | 36000 | 33-52 | 2400 | -70.13+-0.28 |