HE0017+0055
taken from 2 paper(s):
/P.P.Goswami et al.(2021)/
/A.Susmitha et al.(2021)/
Spectroscopic study of CEMP-(s & r/s) stars. Revisiting classification criteria and formation scenarios, highlighting i-process nucleosynthesis
Stellar Parameters
| Teff : 4370 | log g : 0.8 | vturb : 1.94 |
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 |
|---|
| CH | N/A | 0.3 | 2.76 | 8.73 | 0.30 | 2.77 | 8.73 | CH |
| C2 | N/A | 0.27 | 2.73 | 8.7 | 0.27 | 2.74 | 8.7 | C2 |
| CN | N/A | 0.37 | 2.83 | 8.2 | 0.37 | 2.84 | 8.2 | CN |
| Ti I | 1 | -1.82 | 0.64 | 3.13 | -1.82 | 0.65 | 3.13 | Ti I |
| Ti II | 3 | -1.81+-0.05 | 0.65+-0.05 | 3.14+-0.05 | -1.81+-0.05 | 0.66+-0.05 | 3.14+-0.05 | Ti II |
| Cr I | 1 | -2.96 | -0.5 | 2.68 | -2.96 | -0.49 | 2.68 | Cr I |
| Fe I | 21 | -2.47+-0.12 | ... | 5.03+-0.12 | -2.47+-0.12 | ... | 5.03+-0.12 | Fe I |
| Fe II | 3 | -2.45+-0.03 | ... | 5.05+-0.03 | -2.45+-0.03 | ... | 5.05+-0.03 | Fe II |
| Zn I | 1 | -1.94 | 0.52 | 2.62 | -1.94 | 0.53 | 2.62 | Zn I |
| Y II | 3 | -1.88+-0.08 | 0.58+-0.08 | 0.33+-0.08 | -1.88+-0.08 | 0.59+-0.08 | 0.33+-0.08 | Y II |
| Zr II | 3 | -0.91+-0.20 | 1.55+-0.20 | 1.67+-0.20 | -0.91+-0.20 | 1.56+-0.20 | 1.67+-0.20 | Zr II |
| Ba II | N/A | -0.16 | 2.3 | 2.02 | -0.16 | 2.31 | 2.02 | Ba II |
| La II | N/A | ... | 2.46+-0.20 | 1.10+-0.20 | 0.00+-0.20 | 2.47+-0.20 | 1.10+-0.20 | La II |
| Ce II | 2 | -0.35+-0.06 | 2.11+-0.06 | 1.23+-0.06 | -0.35+-0.06 | 2.12+-0.06 | 1.23+-0.06 | Ce II |
| Pr II | 1 | -0.04 | 2.42 | 0.68 | -0.04 | 2.43 | 0.68 | Pr II |
| Nd II | 4 | -0.21+-0.11 | 2.25+-0.11 | 1.21+-0.11 | -0.21+-0.11 | 2.26+-0.11 | 1.21+-0.11 | Nd II |
| Sm II | 2 | -0.48+-0.04 | 1.98+-0.04 | 0.48+-0.04 | -0.48+-0.04 | 1.99+-0.04 | 0.48+-0.04 | Sm II |
| Eu II | N/A | -0.32 | 2.14 | 0.2 | -0.32 | 2.15 | 0.2 | Eu II |
Isotopic Ratio
Binary Parameters
| Binarity | Positive |
| Vrad | -80.56+-0.52 |
| Period | 384 |
Position
| Right Ascension : 00 20 21.60 | Declination : +01 12 06.81 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2017-09-21 | N/A | HCTHESP | 60000 | N/A | 2700 | -80.56+-0.52 |
Optical and NIR spectroscopy of cool CEMP stars to probe the nucleosynthesis in low-mass AGB binary system
Stellar Parameters
| Teff : 4240+-150 | log g : 1.00+-0.25 | vturb : 1.9+-0.2 |
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 I | N/A | ... | <-0.10+-0.30 | ... | <-0.10+-0.30 | <-0.10+-0.30 | <3.16+-0.30 | Li I |
| C2 | N/A | ... | 2.10+-0.20 | ... | 2.10+-0.20 | 2.10+-0.20 | 10.53+-0.20 | C2 |
| CN | N/A | ... | 1.65+-0.20 | ... | 1.65+-0.20 | 1.65+-0.20 | 9.48+-0.20 | CN |
| [O I] | N/A | ... | 0.90+-0.30 | ... | 0.90+-0.30 | 0.90+-0.30 | 9.59+-0.30 | [O I] |
| Na I | N/A | ... | 0.70+-0.20 | ... | 0.70+-0.20 | 0.70+-0.20 | 6.94+-0.20 | Na I |
| Mg I | N/A | ... | 0.00+-0.20 | ... | 0.00+-0.20 | 0.00+-0.20 | 7.60+-0.20 | Mg I |
| Al I | N/A | ... | <0.00+-0.30 | ... | <0.00+-0.30 | <0.00+-0.30 | <6.45+-0.30 | Al I |
| K I | N/A | ... | 0.60+-0.20 | ... | 0.60+-0.20 | 0.60+-0.20 | 5.63+-0.20 | K I |
| Ca I | N/A | ... | 0.30+-0.30 | ... | 0.30+-0.30 | 0.30+-0.30 | 6.64+-0.30 | Ca I |
| Sc II | N/A | ... | 0.85+-0.20 | ... | 0.85+-0.20 | 0.85+-0.20 | 4.00+-0.20 | Sc II |
| Rb I | N/A | ... | <0.10+-0.20 | ... | <0.10+-0.20 | <0.10+-0.20 | <2.46+-0.20 | Rb I |
| Y II | N/A | ... | 0.50+-0.20 | ... | 0.50+-0.20 | 0.50+-0.20 | 2.71+-0.20 | Y II |
| Zr II | N/A | ... | 1.70+-0.20 | ... | 1.70+-0.20 | 1.70+-0.20 | 4.28+-0.20 | Zr II |
| Ba II | N/A | ... | 2.30+-0.20 | ... | 2.30+-0.20 | 2.30+-0.20 | 4.48+-0.20 | Ba II |
| La II | N/A | ... | 2.30+-0.20 | ... | 2.30+-0.20 | 2.30+-0.20 | 3.40+-0.20 | La II |
| Ce II | N/A | ... | 2.00+-0.20 | ... | 2.00+-0.20 | 2.00+-0.20 | 3.58+-0.20 | Ce II |
| Pr II | N/A | ... | 2.20+-0.20 | ... | 2.20+-0.20 | 2.20+-0.20 | 2.92+-0.20 | Pr II |
| Nd II | N/A | ... | 2.20+-0.20 | ... | 2.20+-0.20 | 2.20+-0.20 | 3.62+-0.20 | Nd II |
| Sm II | N/A | ... | 2.10+-0.20 | ... | 2.10+-0.20 | 2.10+-0.20 | 3.06+-0.20 | Sm II |
| Eu II | N/A | ... | 1.96+-0.20 | ... | 1.96+-0.20 | 1.96+-0.20 | 2.48+-0.20 | Eu II |
Isotopic Ratio
Binary Parameters
Position
| Right Ascension : 00 20 21.60 | Declination : +01 12 06.83 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2458721.31863073 | HCTHESP | 30000 | 56.1 | 2700 | -83.2 |