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Table 9. Mean Abundance Data |
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[Fe/H] Ratios |
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Analysis |
<[Fe/H]> |
σ |
N |
Minimum |
Maximum |
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Spectroscopic |
-0.017 |
0.168 |
298 |
-0.64 |
0.31 |
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MARCS75 |
0.003 |
0.174 |
291 |
-0.64 |
0.42 |
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Physical |
-0.087 |
0.156 |
283 |
-0.63 |
0.35 |
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Mean Spectroscopic Abundance Ratios and Regression Coefficients |
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[x/H] = Slope * [Fe/H] + Slope |
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Element |
Mean |
σ |
N |
Slope |
Error |
Intercept |
Error |
σ |
Element |
Mean |
σ |
|
[Na/H] |
0.103 |
0.199 |
293 |
1.108 |
0.024 |
0.123 |
0.004 |
0.068 |
[Na/Fe] |
0.121 |
0.070 |
|
[Mg/H] |
0.087 |
0.187 |
250 |
0.899 |
0.046 |
0.096 |
0.008 |
0.119 |
[Mg/Fe] |
0.097 |
0.119 |
|
[Al/H] |
0.083 |
0.166 |
290 |
0.887 |
0.024 |
0.099 |
0.004 |
0.070 |
[Al/Fe] |
0.101 |
0.073 |
|
[Si/H] |
0.117 |
0.166 |
297 |
0.920 |
0.021 |
0.133 |
0.003 |
0.059 |
[Si/Fe] |
0.134 |
0.061 |
|
[S/H] |
-0.047 |
0.128 |
10 |
0.861 |
0.351 |
-0.096 |
0.038 |
0.103 |
[S/Fe] |
-0.104 |
0.098 |
|
[Ca/H] |
-0.064 |
0.138 |
297 |
0.725 |
0.022 |
-0.052 |
0.004 |
0.065 |
[Ca/Fe] |
-0.047 |
0.079 |
|
[Sc/H] |
-0.112 |
0.141 |
297 |
0.702 |
0.027 |
-0.099 |
0.005 |
0.078 |
[Sc/Fe] |
-0.094 |
0.092 |
|
[Ti/H] |
-0.012 |
0.144 |
293 |
0.820 |
0.014 |
0.002 |
0.002 |
0.041 |
[Ti/Fe] |
0.005 |
0.051 |
|
[V/H] |
-0.066 |
0.198 |
287 |
1.097 |
0.031 |
-0.050 |
0.005 |
0.085 |
[V/Fe] |
-0.051 |
0.087 |
|
[Cr/H] |
0.009 |
0.190 |
295 |
1.062 |
0.022 |
0.027 |
0.004 |
0.064 |
[Cr/Fe] |
0.026 |
0.064 |
|
[Mn/H] |
0.091 |
0.273 |
293 |
1.527 |
0.032 |
0.118 |
0.005 |
0.092 |
[Mn/Fe] |
0.109 |
0.128 |
|
[Co/H] |
0.076 |
0.198 |
291 |
1.041 |
0.032 |
0.095 |
0.005 |
0.091 |
[Co/Fe] |
0.094 |
0.091 |
|
[Ni/H] |
0.001 |
0.180 |
294 |
1.037 |
0.015 |
0.020 |
0.002 |
0.042 |
[Ni/Fe] |
0.020 |
0.042 |
|
[Cu/H] |
0.018 |
0.216 |
287 |
1.015 |
0.046 |
0.037 |
0.008 |
0.131 |
[Cu/Fe] |
0.037 |
0.131 |
|
[Zn/H] |
-0.007 |
0.192 |
6 |
0.465 |
1.081 |
-0.004 |
0.086 |
0.210 |
[Zn/Fe] |
0.000 |
0.193 |
|
[Sr/H] |
-0.106 |
0.202 |
279 |
1.196 |
0.029 |
-0.095 |
0.004 |
0.075 |
[Sr/Fe] |
-0.097 |
0.081 |
|
[Y/H] |
0.026 |
0.198 |
294 |
0.927 |
0.042 |
0.042 |
0.007 |
0.122 |
[Y/Fe] |
0.044 |
0.122 |
|
[Ba/H] |
-0.069 |
0.218 |
295 |
0.618 |
0.066 |
-0.059 |
0.011 |
0.192 |
[Ba/Fe] |
-0.053 |
0.202 |
|
[Ce/H] |
-0.023 |
0.196 |
285 |
0.881 |
0.045 |
-0.005 |
0.008 |
0.127 |
[Ce/Fe] |
-0.003 |
0.129 |
|
[Pr/H] |
-0.116 |
0.159 |
286 |
0.817 |
0.027 |
-0.100 |
0.005 |
0.078 |
[Pr/Fe] |
-0.096 |
0.084 |
|
[Nd/H] |
-0.058 |
0.191 |
289 |
1.019 |
0.029 |
-0.039 |
0.005 |
0.082 |
[Nd/Fe] |
-0.039 |
0.082 |
|
[Eu/H] |
0.051 |
0.163 |
253 |
0.828 |
0.027 |
0.075 |
0.005 |
0.075 |
[Eu/Fe] |
0.080 |
0.081 |
Note: [x/Fe] = (Slope-1)*[Fe/H] + Intercept where x is the element and Slope and Intercept are taken from the linear regression solution for [x/H] versus [Fe/H]. The uncertainties are identical.