BPS CS22873-139B: found in 1 paper(s).
Labels:| Title | Element abundance ratios in an extremely metal-poor binary star: CS 22873-139 |
| ADS | M.Spite et al.,AAP, 360, 1077, 2000 |
| Authors | M. Spite, E. Depagne, B. Nordstrom, V. Hill, R. Cayrel, F. Spite, T. C. Beers |
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| Observation Date | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|---|---|---|---|---|---|
| 1997-10-18 | 2450739.6 | EMMIESO | 50000 | 110 | 120min | 213.8 |
| 1997-10-20 | 2450741.6 | EMMIESO | 50000 | 120 | 120min | 201.5 |
| 1998-10-11 | 2451097.6 | CASPECESO | 16000 | 100 | 120min | 258.3 |
| 1998-10-12 | 2451098.6 | CASPECESO | 16000 | 100 | 120min | 253.0 |
| 1999-07-21 | 2451380.7 | FEROSESO | 35 | 90min | 256.1 | |
| 1999-08-01 | 2451391.7 | FEROSESO | 40 | 90min | 212.5 | |
| 1999-08-11 | 2451401.7 | EMMIESO | 50000 | 130 | 180min | 259.2 |
| Galactic Longitude (l) | N/A |
| Galactic Latitude (b) | N/A |
| Declination | N/A |
| Right Ascension | N/A |
| Teff | 5750 |
| log g | 4.5 |
| vturb | 1.3 |
| Element | Nline | [X/H] | [X/Fe] | log-e |
|---|---|---|---|---|
| Na | ... | -3.93 | -0.56 | 2.40 |
| Mg | ... | -3.41 | -0.04 | 4.17 |
| Al | ... | -4.17 | -0.80 | 2.30 |
| Ca | ... | -3.36 | 0.01 | 3.15 |
| Ti | ... | -2.85 | 0.52 | 2.17 |
| Fe I | ... | -3.37 | ... | 4.13 |
| Fe II | ... | -3.40 | ... | 4.13 |
| Sr | ... | <-4.47 | <-1.10 | <-1.50 |