HE0240-0807
taken from 4 paper(s):
/P.S.Barklem et al.(2005)/
/L.Zhang et al.(2011)/
/J.Ren et al.(2012)/
/C.SiqueiraMello et al.(2014)/
The Hamburg/ESO R-process enhanced star survey (HERES). II. Spectroscopic analysis of the survey sample
Stellar Parameters
| Teff : 4729 | log g : 1.54 | vturb : 1.96 |
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 | 1 | ... | -0.35+-0.29 | 5.37+-0.26 | -3.06+-0.26 | -0.38+-0.29 | 5.37+-0.26 | CH |
| Mg I | 6 | ... | 0.30+-0.23 | 5.20+-0.18 | -2.40+-0.18 | 0.28+-0.23 | 5.20+-0.18 | Mg I |
| Al I | 1 | ... | -0.75+-0.27 | 3.05+-0.26 | -3.40+-0.26 | -0.72+-0.27 | 3.05+-0.26 | Al I |
| Ca I | 8 | ... | 0.15+-0.25 | 3.83+-0.20 | -2.51+-0.20 | 0.17+-0.25 | 3.83+-0.20 | Ca I |
| Sc II | 5 | ... | 0.13+-0.26 | 0.62+-0.23 | -2.53+-0.23 | 0.15+-0.26 | 0.62+-0.23 | Sc II |
| Ti | 17 | ... | 0.36+-0.37 | 2.71+-0.35 | -2.24+-0.35 | 0.44+-0.37 | 2.71+-0.35 | Ti |
| V | 2 | ... | -0.06+-0.24 | 1.27+-0.20 | -2.66+-0.20 | 0.02+-0.24 | 1.27+-0.20 | V |
| Cr I | 3 | ... | -0.35+-0.26 | 2.64+-0.28 | -3.00+-0.28 | -0.32+-0.26 | 2.64+-0.28 | Cr I |
| Mn I | 3 | ... | -0.51+-0.24 | 2.20+-0.21 | -3.23+-0.21 | -0.55+-0.24 | 2.20+-0.21 | Mn I |
| Fe | 51 | ... | 0.00+-0.22 | 4.82+-0.18 | -2.68+-0.18 | 0.00+-0.22 | 4.82+-0.18 | Fe |
| Co I | 5 | ... | 0.03+-0.25 | 2.27+-0.23 | -2.72+-0.23 | -0.04+-0.25 | 2.27+-0.23 | Co I |
| Ni I | 4 | ... | 0.35+-0.29 | 3.92+-0.32 | -2.30+-0.32 | 0.38+-0.29 | 3.92+-0.32 | Ni I |
| Zn I | 1 | ... | 0.24+-0.26 | 2.17+-0.21 | -2.39+-0.21 | 0.29+-0.26 | 2.17+-0.21 | Zn I |
| Sr | 1 | ... | -0.10+-0.29 | 0.20+-0.30 | -2.67+-0.30 | 0.01+-0.29 | 0.20+-0.30 | Sr |
| Y II | 5 | ... | -0.13+-0.25 | -0.56+-0.22 | -2.77+-0.22 | -0.09+-0.25 | -0.56+-0.22 | Y II |
| Zr II | 2 | ... | 0.33+-0.26 | 0.25+-0.22 | -2.33+-0.22 | 0.35+-0.26 | 0.25+-0.22 | Zr II |
| Ba II | 1 | ... | 0.21+-0.33 | -0.34+-0.34 | -2.52+-0.34 | 0.16+-0.33 | -0.34+-0.34 | Ba II |
| La II | 4 | ... | 0.23+-0.26 | -1.28+-0.22 | -2.38+-0.22 | 0.30+-0.26 | -1.28+-0.22 | La II |
| Nd II | 1 | ... | 0.45+-0.26 | -0.72+-0.23 | -2.14+-0.23 | 0.54+-0.26 | -0.72+-0.23 | Nd II |
| Eu II | 4 | ... | 0.73+-0.26 | -1.43+-0.22 | -1.95+-0.22 | 0.73+-0.26 | -1.43+-0.22 | Eu II |
Position
| Right Ascension : 02 42 57.60 | Declination : -07 54 35.0 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| N/A | VLT | 20000 | 50 | N/A | -98.8 |
The Hamburg/ESO R-process Enhanced Star survey (HERES). VI. The Galactic chemical evolution of silicon
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 |
|---|
| C | N/A | -3.08 | -0.40 | 5.44 | -2.99 | -0.31 | 5.44 | C |
| Fe | N/A | -2.68 | ... | ... | -2.68 | ... | 4.82 | Fe |
Position
| Right Ascension : 02 42 57.60 | Declination : -07 54 35.0 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| N/A | VLT | 20000 | N/A | N/A | N/A |
The Hamburg/ESO R-process Enhanced Star survey (HERES). VII. Thorium abundances in metal-poor stars
Stellar Parameters
| Teff : 4729 | log g : 1.54 | vturb : 1.96 |
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 |
|---|
| C | N/A | ... | -0.35 | ... | -2.90 | -0.39 | 5.53 | C |
| Fe | N/A | -2.68 | ... | ... | -2.51 | ... | 4.99 | Fe |
| Eu | N/A | ... | 0.73 | ... | -1.96 | 0.55 | -1.44 | Eu |
| Th | N/A | ... | 0.69 | -1.90 | -1.96 | 0.55 | -1.90 | Th |
Position
| Right Ascension : 02 42 57.60 | Declination : -07 54 35.0 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2001-10-07 | N/A | VLT | 20000 | 30-50 | N/A | N/A |
High-resolution abundance analysis of very metal-poor r-I stars
Stellar Parameters
| Teff : 4740+-53 | log g : 1.50+-0.1 | vturb : 2.27+-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 |
|---|
| C | N/A | ... | -0.43 | 5.20 | -3.23 | -0.37 | 5.20 | C |
| CN | N/A | ... | +0.72 | 5.70 | -2.13 | 0.73 | 5.70 | CN |
| NH | N/A | ... | +1.07 | 6.05 | -1.78 | 1.08 | 6.05 | NH |
| Mg | N/A | ... | +0.57 | 5.23 | -2.37 | 0.49 | 5.23 | Mg |
| Al | N/A | ... | -0.34 | 3.26 | -3.19 | -0.33 | 3.26 | Al |
| Si | N/A | ... | +0.65 | 5.30 | -2.21 | 0.65 | 5.30 | Si |
| S | N/A | ... | +0.66 | 4.95 | -2.17 | 0.69 | 4.95 | S |
| K | N/A | ... | +0.71 | 2.95 | -2.08 | 0.78 | 2.95 | K |
| Ca | N/A | ... | +0.37 | 3.82 | -2.52 | 0.34 | 3.82 | Ca |
| Sc | N/A | ... | +0.16 | 0.38 | -2.77 | 0.09 | 0.38 | Sc |
| Ti I | N/A | ... | +0.43 | 2.45 | -2.50 | 0.36 | 2.45 | Ti I |
| Ti II | N/A | ... | +0.41 | 2.43 | -2.52 | 0.34 | 2.43 | Ti II |
| V I | N/A | ... | -0.01 | 1.12 | -2.81 | 0.05 | 1.12 | V I |
| V II | N/A | ... | +0.24 | 1.37 | -2.56 | 0.30 | 1.37 | V II |
| Cr | N/A | ... | -0.47 | 2.30 | -3.34 | -0.48 | 2.30 | Cr |
| Mn | N/A | ... | -0.43 | 2.07 | -3.36 | -0.50 | 2.07 | Mn |
| Fe I | N/A | -2.88 | ... | 4.64 | -2.86 | ... | 4.64 | Fe I |
| Fe II | N/A | -2.86 | ... | 4.66 | -2.84 | ... | 4.66 | Fe II |
| Co | N/A | ... | +0.24 | 2.29 | -2.70 | 0.16 | 2.29 | Co |
| Ni | N/A | ... | -0.05 | 3.31 | -2.91 | -0.05 | 3.31 | Ni |
| Sr | N/A | ... | -0.13 | -0.08 | -2.95 | -0.09 | -0.08 | Sr |
| Y | N/A | ... | -0.06 | -0.72 | -2.93 | -0.07 | -0.72 | Y |
| Zr | N/A | ... | +0.26 | -0.03 | -2.61 | 0.25 | -0.03 | Zr |
| Ru | N/A | ... | <+0.83 | <-0.20 | <-1.95 | <0.91 | <-0.20 | Ru |
| Ba | N/A | ... | +0.20 | -0.50 | -2.68 | 0.18 | -0.50 | Ba |
| La | N/A | ... | +0.29 | -1.44 | -2.54 | 0.32 | -1.44 | La |
| Ce | N/A | ... | +0.26 | -1.00 | -2.58 | 0.28 | -1.00 | Ce |
| Pr | N/A | ... | +0.60 | -1.52 | -2.24 | 0.62 | -1.52 | Pr |
| Nd | N/A | ... | +0.50 | -0.93 | -2.35 | 0.51 | -0.93 | Nd |
| Sm | N/A | ... | +0.69 | -1.19 | -2.15 | 0.71 | -1.19 | Sm |
| Eu | N/A | ... | +0.78 | -1.58 | -2.10 | 0.76 | -1.58 | Eu |
| Gd | N/A | ... | +0.67 | -1.09 | -2.16 | 0.70 | -1.09 | Gd |
| Tb | N/A | ... | <+0.82 | <-1.78 | <-2.10 | <0.76 | <-1.78 | Tb |
| Dy | N/A | ... | +0.71 | -1.03 | -2.13 | 0.73 | -1.03 | Dy |
| Ho | N/A | ... | +0.74 | -1.63 | -2.10 | 0.76 | -1.63 | Ho |
| Er | N/A | ... | +0.69 | -1.22 | -2.14 | 0.72 | -1.22 | Er |
| Tm | N/A | ... | <+0.87 | <-1.86 | <-1.98 | <0.88 | <-1.86 | Tm |
| Yb | N/A | ... | +0.76 | -1.25 | -2.17 | 0.69 | -1.25 | Yb |
| Os | N/A | ... | <+1.09 | <-0.43 | <-1.83 | <1.03 | <-0.43 | Os |
| Ir | N/A | ... | <+1.29 | <-0.20 | <-1.58 | <1.28 | <-0.20 | Ir |
| Th | N/A | ... | <+0.87 | <-1.92 | <-1.98 | <0.88 | <-1.92 | Th |
Binary Parameters
| Binarity | Negative |
| Vrad | -101.8 |
Position
| Right Ascension : 02 42 57.60 | Declination : -07 54 35.0 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2007-11-07 | N/A | VLT | 55000 | N/A | 3600 | -100.77 |
| 2008-11-07 | N/A | VLT | 55000 | N/A | 4500 | -101.31 |
| 2010-11-07 | N/A | VLT | 55000 | N/A | 3600 | -102.01 |
| 2010-11-07 | N/A | VLT | 55000 | N/A | 3600 | -102.03 |
| 2010-11-07 | N/A | VLT | 55000 | N/A | 3600 | -102.04 |
| 2010-11-07 | N/A | VLT | 55000 | N/A | 3600 | -102.06 |
| 2010-11-07 | N/A | VLT | 55000 | N/A | 3600 | -102.14 |
| 2010-11-07 | N/A | VLT | 55000 | N/A | 3600 | -102.15 |