CD-24_17504
taken from 12 paper(s):
/J.E.Norris et al.(2001)/
/F.Primas et al.(2000)/
/E.Arnone et al.(2005)/
/P.E.Nissen et al.(2007)/
/A.Hosford et al.(2009)/
/W.Aoki et al.(2009)/
/M.Ishigaki et al.(2010)/
/J.Melendez et al.(2010)/
/M.N.Ishigaki et al.(2012)/
/M.N.Ishigaki et al.(2013)/
/A.M.Amarsi et al.(2019)/
/R.Smiljanic et al.(2021)/
EXTREMELY METAL-POOR STARS. VIII. HIGH-RESOLUTION, HIGH SIGNAL-TO-NOISE RATIO ANALYSIS OF FIVE STARS WITH [Fe/H]<=-3.5
Stellar Parameters
Teff : 6070 | log g : 3.6 | vturb : 1.4 |
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 | ... | 0.47+-0.15 | ... | -2.92+-0.15 | 0.28+-0.15 | 4.68+-0.15 | Mg I |
Al I | 1 | ... | -0.79+-0.11 | ... | -4.14+-0.11 | -0.94+-0.11 | 2.31+-0.11 | Al I |
Si I | 1 | ... | 0.04+-0.15 | ... | -3.29+-0.15 | -0.09+-0.15 | 4.22+-0.15 | Si I |
Ca I | 5 | ... | 0.24+-0.06 | ... | -3.11+-0.06 | 0.09+-0.06 | 3.23+-0.06 | Ca I |
Sc II | 3 | ... | 0.27+-0.16 | ... | -3.16+-0.16 | 0.04+-0.16 | -0.01+-0.16 | Sc II |
Ti I | 1 | ... | <0.44+-0.06 | ... | <-2.89+-0.06 | <0.31+-0.06 | <2.06+-0.06 | Ti I |
Ti II | 17 | ... | 0.27+-0.14 | ... | -3.06+-0.14 | 0.14+-0.14 | 1.89+-0.14 | Ti II |
V II | 1 | ... | <0.94+-0.15 | ... | <-2.36+-0.15 | <0.84+-0.15 | <1.57+-0.15 | V II |
Cr I | 3 | ... | -0.13+-0.07 | ... | -3.47+-0.07 | -0.27+-0.07 | 2.17+-0.07 | Cr I |
Mn I | 3 | ... | -0.33+-0.07 | ... | -3.74+-0.07 | -0.54+-0.07 | 1.69+-0.07 | Mn I |
Fe I | 61 | -3.37+-0.11 | ... | ... | -3.20+-0.11 | ... | 4.30+-0.11 | Fe I |
Fe II | 2 | -3.39+-0.16 | ... | ... | -3.22+-0.16 | ... | 4.28+-0.16 | Fe II |
Co I | 2 | ... | 0.60+-0.19 | ... | -2.84+-0.19 | 0.36+-0.19 | 2.15+-0.19 | Co I |
Ni I | 4 | ... | 0.24+-0.06 | ... | -3.10+-0.06 | 0.10+-0.06 | 3.12+-0.06 | Ni I |
Sr II | 1 | ... | <-1.61+-0.11 | ... | <-4.95+-0.11 | <-1.75+-0.11 | <-2.08+-0.11 | Sr II |
Y II | 1 | ... | <0.59+-0.15 | ... | <-2.75+-0.15 | <0.45+-0.15 | <-0.54+-0.15 | Y II |
Ba II | 1 | ... | <-0.59+-0.14 | ... | <-4.01+-0.14 | <-0.81+-0.14 | <-1.83+-0.14 | Ba II |
Eu II | 1 | ... | <1.56+-0.14 | ... | <-1.82+-0.14 | <1.38+-0.14 | <-1.30+-0.14 | Eu II |
Binary Parameters
Position
Right Ascension : 23 07 20.23 | Declination : -23 52 35.6 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
1996-08-05 | N/A | ANGLO | 42000 | N/A | N/A | 135.9+-1.03 |
First UVES observations of beryllium in very metal-poor stars
Stellar Parameters
Teff : 6300 | log g : 4.50 | vturb : 1.00 |
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 | ... | ... | 2.20 | -1.06 | 2.07 | 2.20 | Li I |
Be II | N/A | ... | ... | <-1.39 | <-2.77 | <0.36 | <-1.39 | Be II |
Fe | N/A | -3.30 | ... | ... | -3.13 | ... | 4.37 | Fe |
Position
Right Ascension : 23 07 20.23 | Declination : -23 52 35.6 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
1999-10-09 | N/A | VLT | 40000 | 200 | 1x3000 | N/A |
1999-10-09 | N/A | VLT | 40000 | 70 | 1x3000 | N/A |
1999-10-09 | N/A | VLT | 40000 | 80 | 3x3000 | N/A |
Mg abundances in metal-poor halo stars as a tracer of early Galactic mixing
Stellar Parameters
Teff : 6070 | log g : 4.2+-0.2 | vturb : 1.8+-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 |
Mg I | 3 | -3.17+-0.10 | 0.28+-0.10 | ... | -3.19+-0.10 | 0.26+-0.10 | 4.41+-0.10 | Mg I |
Fe I | 5 | -3.45+-0.03 | ... | ... | -3.45+-0.03 | ... | 4.05+-0.03 | Fe I |
Position
Right Ascension : 23 07 20.23 | Declination : -23 52 35.6 | 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 |
Sulphur and zinc abundances in Galactic halo stars revisited
Stellar Parameters
Teff : 6338 | log g : 4.32 | 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 |
S I | N/A | ... | 0.52 | ... | -2.48 | 0.73 | 4.64 | S I |
Fe | N/A | -3.21 | ... | ... | -3.21 | ... | 4.29 | Fe |
Zn I | N/A | ... | 0.57 | 1.96 | -2.60 | 0.61 | 1.96 | Zn I |
Position
Right Ascension : 23 07 20.23 | Declination : -23 52 35.6 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
2007-06-25 | N/A | VLT | 60000 | N/A | N/A | N/A |
Lithium abundances of halo dwarfs based on excitation temperature. I. Local thermodynamic equilibrium
Stellar Parameters
Teff : 6102+-232 | log g : 4.55+-0.14 | vturb : 1.00 |
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 | ... | ... | 1.98+-0.151 | -1.28+-0.151 | 2.05+-0.151 | 1.98+-0.151 | Li I |
Fe | N/A | -3.33 | ... | ... | -3.33 | ... | 4.17 | Fe |
Fe I | 69 | -3.35 | ... | ... | -3.35 | ... | 4.15 | Fe I |
Position
Right Ascension : 23 07 20.23 | Declination : -23 52 35.6 | 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 | 100 | N/A | N/A |
LITHIUM ABUNDANCES OF EXTREMELY METAL-POOR TURNOFF STARS
Stellar Parameters
Teff : 6180+-150 | log g : 4.4 | 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 I | N/A | ... | ... | 2.08+-0.13 | -1.18+-0.13 | 2.27+-0.13 | 2.08+-0.13 | Li I |
Na I | N/A | ... | -0.13 | ... | -3.60 | -0.15 | 2.64 | Na I |
Mg I | N/A | ... | 0.31 | ... | -3.16 | 0.29 | 4.44 | Mg I |
Fe I | N/A | -3.40 | ... | ... | -3.45 | ... | 4.05 | Fe I |
Sr II | N/A | ... | <-0.9 | ... | <-4.25 | <-0.80 | <-1.38 | Sr II |
Binary Parameters
Position
Right Ascension : 23 07 20.23 | Declination : -23 52 35.6 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Observing Log
Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
2005-06-20 | 2453542.12 | SUBARUHDS | 60000 | N/A | 1200 | 136.61+-0.13 |
Chemical Abundances of Outer Halo Stars in the Milky Way
Stellar Parameters
Teff : 5821+-125 | log g : 3.50 | vturb : 1.22 |
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 | -2.96+-0.05 | 0.71+-0.06 | ... | -2.98+-0.05 | 0.68+-0.06 | 4.62+-0.05 | Mg I |
Ca I | N/A | -3.40+-0.05 | 0.26+-0.06 | ... | -3.38+-0.05 | 0.28+-0.06 | 2.96+-0.05 | Ca I |
Ti | N/A | ... | 0.49+-0.05 | ... | -3.10+-0.05 | 0.56+-0.05 | 1.85+-0.05 | Ti |
Ti II | 3 | -3.17+-0.05 | ... | ... | -3.10+-0.05 | 0.56+-0.05 | 1.85+-0.05 | Ti II |
Cr | N/A | ... | -0.09+-0.06 | ... | -3.72+-0.06 | -0.06+-0.06 | 1.92+-0.06 | Cr |
Cr I | 1 | -3.75+-0.05 | ... | ... | -3.72+-0.05 | -0.06+-0.05 | 1.92+-0.05 | Cr I |
Fe I | 9 | -3.66+-0.02 | ... | ... | -3.66+-0.02 | ... | 3.84+-0.02 | Fe I |
Fe II | 2 | -3.67+-0.05 | ... | ... | -3.67+-0.05 | ... | 3.83+-0.05 | Fe II |
Ba II | N/A | -4.94+-0.06 | -1.28+-0.06 | ... | -4.99+-0.06 | -1.33+-0.06 | -2.81+-0.06 | Ba II |
Position
Right Ascension : 23 07 20.23 | Declination : -23 52 35.6 | 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 | 249 | 3600 | 137.1+-0.3 |
Observational evidence for a broken Li Spite plateau and mass-dependent Li depletion
Stellar Parameters
Teff : 6451+-50 | log g : 4.13 |
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 | 2.26+-0.035 | 2.18+-0.035 | Li |
Fe | N/A | -3.34 | ... | ... | -3.34 | ... | 4.16 | Fe |
Position
Right Ascension : 23 07 20.23 | Declination : -23 52 35.6 | 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 | KECKHIRES | 85000 | >100 | N/A | N/A |
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 : 6456+-100 | log g : 4.74+-0.3 | vturb : 1.50+-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 | ... | 0.29+-0.08 | ... | -2.91+-0.08 | 0.29+-0.08 | 4.69+-0.08 | Mg |
Ti II | N/A | ... | 0.60+-0.10 | ... | -2.60+-0.10 | 0.60+-0.10 | 2.35+-0.10 | Ti II |
Fe I | N/A | -3.20+-0.08 | ... | ... | -3.20+-0.08 | ... | 4.30+-0.08 | Fe I |
Fe II | N/A | -3.21+-0.13 | ... | ... | -3.21+-0.13 | ... | 4.29+-0.13 | Fe II |
Binary Parameters
Position
Right Ascension : 23 07 20.23 | Declination : -23 52 35.6 | 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 | 136.6+-0.6 |
Chemical Abundances of the Milky Way Thick Disk and Stellar Halo. II. Sodium, Iron-peak, and Neutron-capture Elements
Stellar Parameters
Teff : 6456 | log g : 4.74 | 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 |
Sc II | N/A | ... | 0.48+-0.08 | ... | -2.71+-0.08 | 0.48+-0.08 | 0.44+-0.08 | Sc II |
Cr I | N/A | ... | -0.04+-0.08 | ... | -3.23+-0.08 | -0.04+-0.08 | 2.41+-0.08 | Cr I |
Mn I | N/A | ... | -0.3+-0.07 | ... | -3.49+-0.07 | -0.30+-0.07 | 1.94+-0.07 | Mn I |
Fe I | N/A | -3.19+-0.08 | ... | ... | -3.19+-0.08 | ... | 4.31+-0.08 | Fe I |
Fe II | N/A | -3.21+-0.12 | ... | ... | -3.21+-0.12 | ... | 4.29+-0.12 | Fe II |
Sr II | N/A | ... | -1.25+-0.1 | ... | -4.44+-0.1 | -1.25+-0.1 | -1.57+-0.1 | Sr II |
Eu II | N/A | ... | 1.37 | ... | -1.82 | 1.37 | -1.30 | Eu II |
Position
Right Ascension : 23 07 20.23 | Declination : -23 52 35.6 | 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 |
Carbon and oxygen in metal-poor 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 | ... | 0.55 | ... | -2.62 | 0.55 | 5.81 | C |
O | N/A | ... | 0.70 | ... | -2.47 | 0.70 | 6.22 | O |
Fe | N/A | -3.17 | ... | ... | -3.17 | ... | 4.33 | Fe |
Position
Right Ascension : 23 07 20.25 | Declination : -23 52 35.94 | 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 | VLT | 60000 | 15-300 | N/A | N/A |
Inhomogeneity in the early Galactic chemical enrichment exposed by beryllium abundances in extremely metal-poor stars
Stellar Parameters
Teff : 6390+-135 | log g : 4.38+-0.05 |
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 | ... | ... | <-13.5 | <-14.88 | <-11.62 | <-13.5 | Be |
Fe | N/A | -3.26+-0.10 | ... | ... | -3.26+-0.10 | ... | 4.24+-0.10 | Fe |
Position
Right Ascension : 23 07 20.23 | Declination : -23 52 35.60 | 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 | VLT | N/A | 60 | N/A | N/A |