| Title | STELLAR ARCHAEOLOGY: A KECK PILOT PROGRAM ON EXTREMELY METAL-POOR STARS FROM THE HAMBURG/ESO SURVEY. III. THE LEAD (Pb) STAR HE 0024-2523 |
| ADS | S.Lucatello et al.,AJ, 125, 875, 2003 |
| Authors | S. Lucatello, R. Gratton, J. G. Cohen, T. C. Beers, N. Christlieb, E. Carretta, S. Ramirez |
S: Find this object in SIMBAD
O: Find this object in Other papers
| Name | Comment | SIMBAD | Object |
|---|---|---|---|
| HE0024-2523 | N/A | S | O |
| Teff : 6625 | log g : 4.3 | vturb : 1.4 |
| Original Data | Converted Data Asplund et al. (2009) | |||||||
|---|---|---|---|---|---|---|---|---|
| Element | Nline | [X/H] | [X/Fe] | log-e | [X/H] | [X/Fe] | log-e | Element |
| Li | N/A | ... | ... | 1.5+-0.1 | -1.76+-0.1 | 1.01+-0.1 | 1.5+-0.1 | Li |
| CH | N/A | ... | 2.6+-0.1 | ... | 0.01+-0.1 | 2.78+-0.1 | 8.44+-0.1 | CH |
| CN | N/A | ... | 2.1+-0.1 | ... | -0.40+-0.1 | 2.37+-0.1 | 7.43+-0.1 | CN |
| O I | 1 | ... | 0.40 | ... | -2.08 | 0.69 | 6.61 | O I |
| Na I | 2 | ... | -0.17+-0.13 | ... | -2.80+-0.13 | -0.03+-0.13 | 3.44+-0.13 | Na I |
| Mg I | 4 | ... | 0.73+-0.06 | ... | -2.01+-0.06 | 0.76+-0.06 | 5.59+-0.06 | Mg I |
| Al I | 1 | ... | -0.35 | ... | -3.05 | -0.28 | 3.40 | Al I |
| Si I | 1 | ... | 0.34 | ... | -2.34 | 0.43 | 5.17 | Si I |
| Ca I | 4 | ... | 0.66+-0.17 | ... | -2.04+-0.17 | 0.73+-0.17 | 4.30+-0.17 | Ca I |
| Sc II | 3 | ... | 0.37+-0.14 | ... | -2.41+-0.14 | 0.36+-0.14 | 0.74+-0.14 | Sc II |
| Ti I | 3 | ... | 0.85+-0.10 | ... | -1.83+-0.10 | 0.94+-0.10 | 3.12+-0.10 | Ti I |
| Ti II | 12 | ... | 0.15+-0.05 | ... | -2.53+-0.05 | 0.24+-0.05 | 2.42+-0.05 | Ti II |
| Cr I | 2 | ... | -0.41+-0.15 | ... | -3.10+-0.15 | -0.33+-0.15 | 2.54+-0.15 | Cr I |
| Mn I | 2 | ... | -0.26+-0.06 | ... | -3.02+-0.06 | -0.25+-0.06 | 2.41+-0.06 | Mn I |
| Fe I | 36 | -2.72+-0.12 | ... | ... | -2.77+-0.12 | ... | 4.73+-0.12 | Fe I |
| Fe II | 3 | -2.67+-0.14 | ... | ... | -2.72+-0.14 | ... | 4.78+-0.14 | Fe II |
| Sr II | 2 | ... | 0.34+-0.24 | ... | -2.35+-0.24 | 0.42+-0.24 | 0.52+-0.24 | Sr II |
| Y II | 1 | ... | <0.91 | ... | <-1.78 | <0.99 | <0.43 | Y II |
| Zr II | 1 | ... | <1.22 | ... | <-1.48 | <1.29 | <1.10 | Zr II |
| Ba II | 3 | ... | 1.46+-0.20 | ... | -1.31+-0.20 | 1.46+-0.20 | 0.87+-0.20 | Ba II |
| La I | N/A | ... | 1.8+-0.2 | ... | -0.80+-0.2 | 1.97+-0.2 | 0.30+-0.2 | La I |
| Eu I | N/A | ... | <1.1+-0.1 | ... | <-1.63+-0.1 | <1.14+-0.1 | <-1.11+-0.1 | Eu I |
| Pb I | N/A | ... | 3.3+-0.1 | ... | 0.59+-0.1 | 3.36+-0.1 | 2.63+-0.1 | Pb I |
| 12C/13C | 6+-1 |
| Binarity | Positive |
| Vrad | -185.0 |
| Period | 3.14 |
| Right Ascension : 00 27 27.66 | Declination : -25 06 28.2 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|---|---|---|---|---|---|
| 2000-09-24 | 2451811.386 | KECKHIRES | 45000 | 40 | 1200 | -185.0+-0.4 |
| 2000-09-24 | 2451811.397 | KECKHIRES | 45000 | 40 | 1200 | -183.6+-0.8 |
| 2000-09-24 | 2451811.412 | KECKHIRES | 45000 | 40 | 1200 | -186.6+-0.7 |
| 2000-09-24 | 2451811.427 | KECKHIRES | 45000 | 40 | 1200 | -187.4+-1.1 |
| 2000-09-24 | 2451811.442 | KECKHIRES | 45000 | 40 | 1200 | -189.6+-0.3 |
| 2001-08-27 | 2452148.352 | VLT | 50000 | 80 | 3600 | -127.0+-0.5 |
| 2001-09-27 | 2452179.398 | KECKHIRES | 45000 | 40 | 1200 | -135.8+-1.1 |
| 2001-09-30 | 2452182.365 | KECKHIRES | 45000 | 40 | 1200 | -125.6+-1.2 |
| 2001-10-23 | 2452205.017 | VLT | 50000 | 30 | 600 | -218.2+-0.7 |
| 2001-10-23 | 2452206.014 | VLT | 50000 | 40 | 1800 | -136.2+-0.4 |
| 2001-10-25 | 2452207.010 | VLT | 50000 | 20 | 600 | -160.8+-0.6 |
| 2001-10-25 | 2452207.241 | HALE | 3500 | 30 | 400 | -186.2+-5.0 |
| 2001-10-26 | 2452208.161 | VLT | 50000 | 35 | 1800 | -228.6+-0.5 |
| 2001-10-26 | 2452208.251 | HALE | 3500 | 30 | 400 | -227.8+-5.0 |
| 2001-10-27 | 2452209.218 | HALE | 3500 | 30 | 400 | -145.6+-5.0 |
| 2001-10-28 | 2452210.021 | VLT | 50000 | 20 | 600 | -133.9+-0.8 |
| 2001-10-28 | 2452210.216 | HALE | 3500 | 30 | 400 | -140.1+-5.0 |
| 2001-10-28 | 2452210.255 | VLT | 50000 | 20 | 600 | -148.2+-0.9 |