BD+09_2190
Original Names
BD+9_2190 in A.Hosford+,AAP, 493, 601, 2009G41-41 in M.Ishigaki+,PASJ, 62, 143, 2010
taken from 14 paper(s):
/E.Arnone et al.(2005)/
/M.Asplund et al.(2006)/
/A.Hosford et al.(2009)/
/C.Charbonnel and F. Primas(2005)/
/J.A.Rich and A. M. Boesgaard(2009)/
/M.Ishigaki et al.(2010)/
/J.Melendez et al.(2010)/
/T.Gehren et al.(2006)/
/D.Fabbian et al.(2009)/
/C.J.Hansen et al.(2012)/
/M.N.Ishigaki et al.(2012)/
/M.N.Ishigaki et al.(2013)/
/L.Zhang et al.(2009)/
/A.M.Boesgaard et al.(2011)/
Mg abundances in metal-poor halo stars as a tracer of early Galactic mixing
Stellar Parameters
| Teff : 6250 | log g : 3.6+-0.2 | 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 |
|---|
| Mg I | 3 | -2.61+-0.07 | 0.22+-0.07 | ... | -2.63+-0.07 | 0.20+-0.07 | 4.97+-0.07 | Mg I |
| Ca I | 3 | -2.51+-0.06 | ... | ... | -2.49+-0.06 | 0.34+-0.06 | 3.85+-0.06 | Ca I |
| Fe I | 10 | -2.83+-0.02 | ... | ... | -2.83+-0.02 | ... | 4.67+-0.02 | Fe I |
| Fe II | 2 | -2.87+-0.07 | ... | ... | -2.87+-0.07 | ... | 4.63+-0.07 | Fe II |
Position
| Right Ascension : 09 29 15.56 | Declination : +08 38 00.5 | 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 | ANGLO | 40000 | >100 | N/A | N/A |
Lithium Isotopic Abundances in Metal-poor Halo Stars
Stellar Parameters
| Teff : 6392 | log g : 4.09 | vturb : 1.5 |
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 | ... | ... | 2.13+-0.01 | -1.13+-0.01 | 1.53+-0.01 | 2.13+-0.01 | Li |
| O | N/A | -2.22 | ... | ... | -2.17 | 0.49 | 6.52 | O |
| Fe | N/A | -2.66 | ... | ... | -2.66 | ... | 4.84 | Fe |
Isotopic Ratio
Binary Parameters
Position
| Right Ascension : 09 29 15.56 | Declination : +08 38 00.5 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2002-02-05-0425 | N/A | VLT | 120000 | 400 | 90 | 266.6 |
| 2002-02-06-0516 | N/A | VLT | 120000 | 400 | 90 | 266.0 |
Lithium abundances of halo dwarfs based on excitation temperature. I. Local thermodynamic equilibrium
Stellar Parameters
| Teff : 6486+-129 | log g : 4.44+-0.14 | vturb : 1.50 |
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 | ... | ... | 2.14+-0.084 | -1.12+-0.084 | 1.56+-0.084 | 2.14+-0.084 | Li I |
| Fe | N/A | -2.68 | ... | ... | -2.68 | ... | 4.82 | Fe |
| Fe I | 146 | -2.84 | ... | ... | -2.84 | ... | 4.66 | Fe I |
Position
| Right Ascension : 09 29 15.56 | Declination : +08 38 00.5 | 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 | N/A | ANGLO | 43000 | 95 | N/A | N/A |
The lithium content of the Galactic Halo stars
Stellar Parameters
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 | ... | ... | 2.181+0.031-0.033 | -1.08+0.031-0.033 | 1.80+0.031-0.033 | 2.181+0.031-0.033 | Li I |
| Fe | N/A | -2.88+-0.040 | ... | ... | -2.88+-0.040 | ... | 4.62+-0.040 | Fe |
Position
| Right Ascension : 09 29 15.56 | Declination : +08 38 00.5 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
BERYLLIUM, OXYGEN, AND IRON ABUNDANCES IN EXTREMELY METAL-DEFICIENT STARS
Stellar Parameters
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 |
|---|
| Be II | N/A | ... | ... | -1.22+-0.11 | -2.60+-0.11 | 0.40+-0.11 | -1.22+-0.11 | Be II |
| OH | N/A | -2.38+-0.14 | ... | ... | -2.20+-0.14 | 0.80+-0.14 | 6.49+-0.14 | OH |
| Fe | N/A | -3+-0.09 | ... | ... | -3.00+-0.09 | ... | 4.50+-0.09 | Fe |
Position
| Right Ascension : 09 29 15.56 | Declination : +08 38 00.5 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2005-01-31 | N/A | KECKHIRES | 48000 | 110 | 7200 | N/A |
Chemical Abundances of Outer Halo Stars in the Milky Way
Stellar Parameters
| Teff : 6076+-22 | log g : 3.28 | vturb : 1.49 |
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 |
|---|
| Mg I | N/A | -2.51+-0.05 | 0.47+-0.06 | ... | -2.53+-0.05 | 0.45+-0.06 | 5.07+-0.05 | Mg I |
| Ca I | N/A | -2.63+-0.05 | 0.35+-0.06 | ... | -2.61+-0.05 | 0.37+-0.06 | 3.73+-0.05 | Ca I |
| Ti | N/A | ... | 0.41+-0.08 | ... | -2.50+-0.08 | 0.48+-0.08 | 2.45+-0.08 | Ti |
| Ti II | 3 | -2.57+-0.08 | ... | ... | -2.50+-0.08 | 0.48+-0.08 | 2.45+-0.08 | Ti II |
| Cr | N/A | ... | -0.16+-0.06 | ... | -3.11+-0.06 | -0.13+-0.06 | 2.53+-0.06 | Cr |
| Cr I | 1 | -3.15+-0.05 | ... | ... | -3.12+-0.05 | -0.14+-0.05 | 2.52+-0.05 | Cr I |
| Fe I | 19 | -2.98+-0.02 | ... | ... | -2.98+-0.02 | ... | 4.52+-0.02 | Fe I |
| Fe II | 3 | -3.01+-0.05 | ... | ... | -3.01+-0.05 | ... | 4.49+-0.05 | Fe II |
| Ba II | N/A | -3.57+-0.06 | -0.58+-0.06 | ... | -3.62+-0.06 | -0.64+-0.06 | -1.44+-0.06 | Ba II |
Position
| Right Ascension : 09 29 15.56 | Declination : +08 38 00.5 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2008-07-27 | N/A | SUBARUHDS | 50000 | >100 | N/A | N/A |
Observational evidence for a broken Li Spite plateau and mass-dependent Li depletion
Stellar Parameters
| Teff : 6479+-50 | log g : 4.01 |
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 | ... | ... | 2.18+-0.035 | -1.08+-0.035 | 1.56+-0.035 | 2.18+-0.035 | Li |
| Fe | N/A | -2.64 | ... | ... | -2.64 | ... | 4.86 | Fe |
Position
| Right Ascension : 09 29 15.56 | Declination : +08 38 00.5 | 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 | N/A | FIESNOT | 35000 | N/A | N/A | N/A |
Na, Mg and Al abundances as a population discriminant for nearby metal-poor stars
Stellar Parameters
| Teff : 6380 | log g : 4.26+-2.37 | vturb : 2.2 |
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 |
|---|
| Na I | 2 | ... | -0.62 | ... | -3.04 | -0.54 | 3.20 | Na I |
| Mg I | 4 | ... | -0.15 | ... | -2.68 | -0.18 | 4.92 | Mg I |
| Al I | 1 | ... | -1.13 | ... | -3.62 | -1.12 | 2.83 | Al I |
| Fe | N/A | -2.51 | ... | ... | -2.50 | ... | 5.00 | Fe |
Position
| Right Ascension : 09 29 15.56 | Declination : +08 38 00.5 | 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 | FOCES | 40000 | 200 | 11600 | N/A |
The C/O ratio at low metallicity:constraints on early chemical evolution from observations of Galactic halo stars
Stellar Parameters
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 | -2.43 | ... | 5.96 | -2.47 | 0.24 | 5.96 | C |
| O | N/A | -1.92 | ... | 6.74 | -1.95 | 0.76 | 6.74 | O |
| Fe | N/A | -2.66 | ... | ... | -2.71 | ... | 4.79 | Fe |
Position
| Right Ascension : 09 29 15.56 | Declination : +08 38 00.5 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2003-12 | N/A | MIKELCO | 60000 | 40-250 | N/A | N/A |
Silver and palladium help unveil the nature of a second r-process
Stellar Parameters
| Teff : 6450+-100 | log g : 4.00+-0.25 | vturb : 1.5+-0.15 |
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 |
|---|
| Fe | N/A | -2.60+-0.15 | ... | ... | -2.60+-0.15 | ... | 4.90+-0.15 | Fe |
| Y | N/A | ... | -0.28+-0.17 | ... | -2.88+-0.17 | -0.28+-0.17 | -0.67+-0.17 | Y |
| Zr | N/A | ... | -0.02+-0.14 | ... | -2.62+-0.14 | -0.02+-0.14 | -0.04+-0.14 | Zr |
| Pd | N/A | ... | 0.72+-0.27 | ... | -1.88+-0.27 | 0.72+-0.27 | -0.31+-0.27 | Pd |
Position
| Right Ascension : 09 29 15.56 | Declination : +08 38 00.5 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
Chemical Abundances of the Milky Way Thick Disk and Stellar Halo. I. Implications of [alpha/Fe] for Star Formation Histories in Their Progenitors
Stellar Parameters
| Teff : 6629+-100 | log g : 4.66+-0.3 | vturb : 1.69+-0.3 |
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 |
|---|
| Mg | N/A | ... | 0.13+-0.07 | ... | -2.50+-0.07 | 0.13+-0.07 | 5.10+-0.07 | Mg |
| Ti II | N/A | ... | 0.59+-0.10 | ... | -2.04+-0.10 | 0.59+-0.10 | 2.91+-0.10 | Ti II |
| Fe I | N/A | -2.63+-0.09 | ... | ... | -2.63+-0.09 | ... | 4.87+-0.09 | Fe I |
| Fe II | N/A | -2.64+-0.13 | ... | ... | -2.64+-0.13 | ... | 4.86+-0.13 | Fe II |
Binary Parameters
Position
| Right Ascension : 09 29 15.56 | Declination : +08 38 00.5 | 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 | N/A | SUBARUHDS | 50000 | N/A | N/A | 263.3+-0.3 |
Chemical Abundances of the Milky Way Thick Disk and Stellar Halo. II. Sodium, Iron-peak, and Neutron-capture Elements
Stellar Parameters
| Teff : 6629 | log g : 4.66 | vturb : 1.69 |
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 |
|---|
| Sc II | N/A | ... | 0.45+-0.1 | ... | -2.18+-0.1 | 0.45+-0.1 | 0.97+-0.1 | Sc II |
| Cr I | N/A | ... | -0.08+-0.06 | ... | -2.71+-0.06 | -0.08+-0.06 | 2.93+-0.06 | Cr I |
| Fe I | N/A | -2.63+-0.09 | ... | ... | -2.63+-0.09 | ... | 4.87+-0.09 | Fe I |
| Fe II | N/A | -2.64+-0.13 | ... | ... | -2.64+-0.13 | ... | 4.86+-0.13 | Fe II |
| Cu I | N/A | ... | 0.36 | ... | -2.27 | 0.36 | 1.92 | Cu I |
| Sr II | N/A | ... | -0.07+-0.14 | ... | -2.70+-0.14 | -0.07+-0.14 | 0.17+-0.14 | Sr II |
| Ba II | N/A | ... | -0.06+-0.13 | ... | -2.69+-0.13 | -0.06+-0.13 | -0.51+-0.13 | Ba II |
| Eu II | N/A | ... | 0.76 | ... | -1.87 | 0.76 | -1.35 | Eu II |
Position
| Right Ascension : 09 29 15.56 | Declination : +08 38 00.5 | 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 | SUBARUHDS | 50000 | N/A | N/A | N/A |
Chemical Compositions of Kinematically Selected Outer Halo Stars
Stellar Parameters
| Teff : 6100+-70 | log g : 3.90+-0.30 | vturb : 1.42+-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 |
|---|
| Na I | 2 | -3.55+-0.07 | -0.71+-0.07 | ... | -3.46+-0.07 | -0.79+-0.07 | 2.78+-0.07 | Na I |
| Mg I | 1 | -2.39+-0.08 | 0.36+-0.08 | ... | -2.41+-0.08 | 0.26+-0.08 | 5.19+-0.08 | Mg I |
| Ca I | 2 | -2.38+-0.06 | 0.39+-0.06 | ... | -2.36+-0.06 | 0.31+-0.06 | 3.98+-0.06 | Ca I |
| Sc II | 6 | -2.50+-0.10 | 0.34+-0.10 | ... | -2.56+-0.10 | 0.11+-0.10 | 0.59+-0.10 | Sc II |
| Ti | N/A | ... | 0.59+-0.09 | ... | -2.21+-0.09 | 0.46+-0.09 | 2.74+-0.09 | Ti |
| Ti II | 3 | -2.25+-0.09 | ... | ... | -2.21+-0.09 | 0.46+-0.09 | 2.74+-0.09 | Ti II |
| Fe | N/A | -2.84+-0.06 | ... | ... | -2.67+-0.06 | ... | 4.83+-0.06 | Fe |
| Fe I | 50 | -2.81+-0.06 | ... | ... | -2.64+-0.06 | ... | 4.86+-0.06 | Fe I |
| Fe II | 6 | -2.82+-0.07 | ... | ... | -2.65+-0.07 | ... | 4.85+-0.07 | Fe II |
| Ba II | 1 | -3.20+-0.06 | -0.36+-0.06 | ... | -3.25+-0.06 | -0.58+-0.06 | -1.07+-0.06 | Ba II |
Binary Parameters
Position
| Right Ascension : 09 29 15.56 | Declination : +08 38 00.5 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|
| 2003-02 | N/A | SUBARUHDS | 50000 | N/A | 1800 | 266.9 |
Beryllium and Alpha-element Abundances in a Large Sample of Metal-poor Stars
Stellar Parameters
| Teff : 6008+-100 | log g : 3.85+-0.2 | vturb : 1.5+-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 |
|---|
| Be | N/A | ... | +0.36+-0.15 | -1.22+-0.12 | -2.60+-0.12 | 0.40+-0.15 | -1.22+-0.12 | Be |
| O | N/A | -2.38+-0.22 | +0.62+-0.24 | ... | -2.44+-0.22 | 0.56+-0.24 | 6.25+-0.22 | O |
| Mg | N/A | -2.41+-0.07 | ... | ... | -2.43+-0.07 | 0.57+-0.07 | 5.17+-0.07 | Mg |
| Ti | N/A | -2.41+-0.09 | ... | ... | -2.34+-0.09 | 0.66+-0.09 | 2.61+-0.09 | Ti |
| Fe | N/A | -3.00+-0.09 | ... | ... | -3.00+-0.09 | ... | 4.50+-0.09 | Fe |
Position
| Right Ascension : | Declination : | 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 | KECKHIRES | 42000 | N/A | N/A | N/A |