CS29528-041
taken from 2 paper(s):
/T.Sivarani et al.(2006)/
/S.M.Andrievsky et al.(2007)/
T.Sivarani et al.,AAP, 459, 125, 2006 (A0108,ADS)
First stars X. The nature of three unevolved carbon-enhanced metal-poor stars
Stellar Parameters
| Teff : 6150 | log g : 4.00 | vturb : 1.3 |
Chemical Abundances
| | 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 | ... | ... | 1.71+-0.05 | -1.55+-0.05 | 1.75+-0.05 | 1.71+-0.05 | Li |
| CH | N/A | ... | +1.59+-0.15 | 6.70+-0.08 | -1.73+-0.08 | 1.57+-0.15 | 6.70+-0.08 | CH |
| CN | N/A | ... | +3.07+-0.13 | 7.57+-0.06 | -0.26+-0.06 | 3.04+-0.13 | 7.57+-0.06 | CN |
| NH | N/A | ... | +3.00+-0.15 | 7.50+-0.1 | -0.33+-0.1 | 2.97+-0.15 | 7.50+-0.1 | NH |
| O | N/A | ... | <+1.40+-0.10 | <6.77 | <-1.92 | <1.38+-0.10 | <6.77 | O |
| Na | N/A | ... | +1.20+-0.11 | 4.23+-0.05 | -2.01+-0.05 | 1.29+-0.11 | 4.23+-0.05 | Na |
| Mg I | N/A | ... | +0.40+-0.11 | 4.68+-0.01 | -2.92+-0.01 | 0.38+-0.11 | 4.68+-0.01 | Mg I |
| Al | N/A | ... | -0.85+-0.10 | 2.77 | -3.68 | -0.38+-0.10 | 2.77 | Al |
| Si I | N/A | ... | -0.20+-0.10 | 4.05 | -3.46 | -0.16+-0.10 | 4.05 | Si I |
| Ca I | N/A | ... | +0.40+-0.15 | 3.46+-0.03 | -2.88+-0.03 | 0.42+-0.15 | 3.46+-0.03 | Ca I |
| Sc II | N/A | ... | +0.26+-0.15 | 0.13+-0.03 | -3.02+-0.03 | 0.28+-0.15 | 0.13+-0.03 | Sc II |
| Ti I | N/A | ... | +0.40+-0.15 | 2.32+-0.04 | -2.63+-0.04 | 0.67+-0.15 | 2.32+-0.04 | Ti I |
| Ti II | N/A | ... | +0.40+-0.10 | 2.12+-0.007 | -2.83+-0.007 | 0.47+-0.10 | 2.12+-0.007 | Ti II |
| V I | N/A | ... | +0.00+-0.15 | 0.70 | -3.23 | 0.07+-0.15 | 0.70 | V I |
| Cr I | N/A | ... | -0.17+-0.11 | 2.20+-0.01 | -3.44+-0.01 | -0.14+-0.11 | 2.20+-0.01 | Cr I |
| Mn I | N/A | ... | -0.50+-0.15 | 1.59+-0.07 | -3.84+-0.07 | -0.54+-0.15 | 1.59+-0.07 | Mn I |
| Fe I | N/A | ... | +0.00+-0.10 | 4.20+-0.002 | -3.30+-0.002 | +0.00+-0.10 | 4.20+-0.002 | Fe I |
| Fe II | N/A | ... | +0.00+-0.10 | 4.20+-0.02 | -3.30+-0.02 | +0.00+-0.10 | 4.20+-0.02 | Fe II |
| Co I | N/A | ... | +0.00+-0.15 | 1.62+-0.04 | -3.37+-0.04 | -0.07+-0.15 | 1.62+-0.04 | Co I |
| Ni I | N/A | ... | +0.00+-0.12 | 2.95+-0.01 | -3.27+-0.01 | 0.03+-0.12 | 2.95+-0.01 | Ni I |
| Sr II | N/A | ... | -0.20+-0.10 | -0.53 | -3.40 | -0.10+-0.10 | -0.53 | Sr II |
| Ba II | N/A | ... | +0.97+-0.10 | -0.23 | -2.41 | 0.89+-0.10 | -0.23 | Ba II |
Binary Parameters
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2001-09-06 | 2452158.8486878 | VLT | 43000 | 50 | 5000 | -285.1 |
| 2001-10-21 | 2452203.7220389 | VLT | 43000 | 33 | 3260 | -285.4 |
| 2001-11-07 | 2452220.7338976 | VLT | 43000 | 37 | 3600 | -285.0 |
| Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A | Declination : 181330 | Right Ascension : 022925.1 |
S.M.Andrievsky et al.,AAP, 464, 1081, 2007 (A0110,ADS)
NLTE determination of the sodium abundance in a homogeneous sample of extremely metal-poor stars
Stellar Parameters
| Teff : 6170 | log g : 4.0 | vturb : 1.3 |
Chemical Abundances
| | 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 | -2.40 | +0.66 | 3.85 | -2.39 | 0.67 | 3.85 | Na |
| Fe | N/A | -3.06 | ... | ... | -3.06 | ... | 4.44 | Fe |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| N/A | VLT | 43000 | 200 | N/A | N/A |
| Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A | Declination : N/A | Right Ascension : N/A |