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Table 5:

Iron abundances from UVES spectra.
GC nr [Fe/H] I rms $\langle\Delta \theta\rangle$ $\langle\Delta$(FeI) $/EW\rangle$ $\langle$[Fe II/Fe I]$\rangle$ rms
  stars $\pm$stat.err.$\pm$syst.   $\pm$stat.err $\pm$stat.err    
    (dex)          
NGC 104 11 -0.768 $\pm$ 0.016 $\pm$ 0.031 0.054 -0.008 $\pm$ 0.003 +0.003 $\pm$ 0.004 -0.031 0.073
NGC 288 10 -1.305 $\pm$ 0.017 $\pm$ 0.071 0.054 -0.009 $\pm$ 0.002 -0.001 $\pm$ 0.001 -0.044 0.047
NGC 1904 10 -1.579 $\pm$ 0.011 $\pm$ 0.069 0.033 +0.004 $\pm$ 0.002 +0.000 $\pm$ 0.000 +0.031 0.026
NGC 2808 12 -1.151 $\pm$ 0.022 $\pm$ 0.050 0.075 -0.007 $\pm$ 0.002 -0.002 $\pm$ 0.001 -0.015 0.031
NGC 3201 13 -1.512 $\pm$ 0.018 $\pm$ 0.075 0.065 +0.016 $\pm$ 0.003 +0.002 $\pm$ 0.001 +0.049 0.064
NGC 4590 13 -2.265 $\pm$ 0.013 $\pm$ 0.070 0.047 -0.069 $\pm$ 0.010 +0.022 $\pm$ 0.010 -0.001 0.073
NGC 5904 14 -1.340 $\pm$ 0.014 $\pm$ 0.064 0.052 +0.001 $\pm$ 0.003 +0.001 $\pm$ 0.002 -0.003 0.034
NGC 6121 14 -1.168 $\pm$ 0.012 $\pm$ 0.054 0.046 +0.001 $\pm$ 0.003 +0.000 $\pm$ 0.000 -0.002 0.025
NGC 6171 5 -1.033 $\pm$ 0.029 $\pm$ 0.038 0.064 +0.009 $\pm$ 0.006 +0.000 $\pm$ 0.001 -0.037 0.031
NGC 6218 11 -1.330 $\pm$ 0.013 $\pm$ 0.066 0.042 -0.012 $\pm$ 0.004 +0.001 $\pm$ 0.001 -0.037 0.017
NGC 6254 14 -1.575 $\pm$ 0.016 $\pm$ 0.076 0.059 -0.017 $\pm$ 0.004 +0.001 $\pm$ 0.001 -0.021 0.071
NGC 6388 7 -0.441 $\pm$ 0.014 $\pm$ 0.025 0.038 -0.018 $\pm$ 0.003 -0.000 $\pm$ 0.003 +0.072 0.103
NGC 6397 13 -1.988 $\pm$ 0.012 $\pm$ 0.061 0.044 -0.036 $\pm$ 0.008 +0.000 $\pm$ 0.001 -0.039 0.019
NGC 6441 5 -0.430 $\pm$ 0.026 $\pm$ 0.050 0.058 -0.028 $\pm$ 0.013 -0.002 $\pm$ 0.001 +0.006 0.197
NGC 6752 14 -1.555 $\pm$ 0.014 $\pm$ 0.074 0.051 -0.005 $\pm$ 0.002 +0.002 $\pm$ 0.001 +0.034 0.017
NGC 6809 14 -1.934 $\pm$ 0.017 $\pm$ 0.074 0.063 +0.002 $\pm$ 0.003 +0.005 $\pm$ 0.003 +0.011 0.036
NGC 6838 12 -0.832 $\pm$ 0.018 $\pm$ 0.051 0.061 -0.004 $\pm$ 0.002 -0.002 $\pm$ 0.000 -0.022 0.049
NGC 7078 13 -2.320 $\pm$ 0.016 $\pm$ 0.069 0.057 -0.042 $\pm$ 0.010 -0.000 $\pm$ 0.001 -0.034 0.053
NGC 7099 10 -2.344 $\pm$ 0.015 $\pm$ 0.069 0.049 -0.041 $\pm$ 0.013 +0.000 $\pm$ 0.000 +0.003 0.070

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