Ionic fraction data
Arnaud and Rothenflug(1985) - Iron

LOG T   +0      +1      +2      +3      +4      +5      +6      +7      +8      +9      +10     +11     +12     +13

4.0             -0.37   -4.61                                                                                         
4.1             -0.15   -2.30                                                                                         
4.2             -0.12   -0.90   -6.88                                                                                 
4.3             -0.45   -0.21   -4.06                                                                                 
4.4             -0.99   -0.05   -2.21                                                                                 
4.5             -1.33   -0.08   -0.89   -6.03                                                                         
4.6             -1.85   -0.41   -0.23   -3.42                                                                         
4.7             -2.46   -0.85   -0.08   -1.79   -5.64                                                                 
4.8             -3.00   -1.23   -0.11   -0.81   -3.13                                                                 
4.9             -3.60   -1.66   -0.30   -0.35   -1.57   -5.25                                                         
5.0             -4.32   -2.22   -0.64   -0.23   -0.77   -3.27                                                         
5.1             -5.13   -2.84   -1.07   -0.29   -0.40   -2.15   -5.29                                                 
5.2             -5.96   -3.49   -1.55   -0.46   -0.23   -1.44   -3.82                                                 
5.3             -6.79   -4.15   -2.03   -0.68   -0.17   -0.96   -2.73   -6.38                                         
5.4                     -4.82   -2.54   -0.95   -0.20   -0.62   -1.89   -4.66                                         
5.5                     -5.53   -3.09   -1.28   -0.31   -0.40   -1.23   -3.26   -6.38                                 
5.6                     -6.31   -3.71   -1.70   -0.52   -0.31   -0.75   -2.16   -4.40   -6.98                         
5.7                             -4.42   -2.22   -0.84   -0.36   -0.44   -1.33   -2.87   -4.68                         
5.8                             -5.24   -2.87   -1.30   -0.55   -0.32   -0.77   -1.73   -2.93   -4.62   -6.47         
5.9                             -6.22   -3.67   -1.92   -0.92   -0.39   -0.48   -0.96   -1.66   -2.76   -4.00   -5.88
6.0                                     -4.68   -2.75   -1.53   -0.72   -0.49   -0.57   -0.85   -1.44   -2.18   -3.44
6.1                                     -6.01   -3.91   -2.47   -1.41   -0.90   -0.63   -0.55   -0.71   -1.01   -1.74
6.2                                             -5.51   -3.87   -2.58   -1.81   -1.24   -0.83   -0.63   -0.53   -0.81
6.3                                                     -5.99   -4.48   -3.48   -2.63   -1.94   -1.41   -0.96   -0.84
6.4                                                                     -5.80   -4.69   -3.74   -2.91   -2.16   -1.67
6.5                                                                             -6.72   -5.53   -4.43   -3.40   -2.60
6.6                                                                                             -5.89   -4.60   -3.52
6.7                                                                                                     -5.85   -4.51
6.8                                                                                                             -5.65
6.9                                                                                                             -6.97
7.0                                                                                                                   


LOG T   +14     +15     +16     +17     +18     +19     +20     +21     +22     +23     +24     +25     +26

6.0     -4.94   -6.81                                                                                         
6.1     -2.66   -3.86   -4.24                                                                                 
6.2     -1.22   -1.85   -1.68   -4.74                                                                         
6.3     -0.81   -0.93   -0.38   -2.50   -5.17                                                                 
6.4     -1.26   -0.95   -0.11   -1.48   -3.34   -5.64                                                         
6.5     -1.84   -1.16   -0.11   -0.88   -2.08   -3.67   -5.79                                                 
6.6     -2.46   -1.46   -0.23   -0.52   -1.19   -2.22   -3.71   -5.44                                         
6.7     -3.19   -1.90   -0.51   -0.41   -0.66   -1.23   -2.20   -3.40   -4.73   -6.28                         
6.8     -4.08   -2.54   -0.99   -0.57   -0.47   -0.66   -1.21   -1.98   -2.80   -3.84   -5.09                 
6.9     -5.19   -3.42   -1.72   -1.03   -0.63   -0.49   -0.69   -1.08   -1.49   -2.10   -2.90                 
7.0     -6.58   -4.60   -2.76   -1.82   -1.16   -0.74   -0.64   -0.71   -0.76   -1.01   -1.43   -6.37         
7.1             -6.15   -4.16   -3.01   -2.11   -1.45   -1.08   -0.87   -0.61   -0.56   -0.66   -4.57         
7.2                     -5.75   -4.40   -3.29   -2.41   -1.80   -1.34   -0.82   -0.49   -0.34   -3.41         
7.3                             -5.78   -4.48   -3.40   -2.57   -1.88   -1.12   -0.56   -0.20   -2.59   -5.54
7.4                                     -5.60   -4.33   -3.31   -2.41   -1.45   -0.67   -0.13   -1.96   -4.32
7.5                                     -6.65   -5.20   -4.00   -2.91   -1.76   -0.79   -0.11   -1.47   -3.33
7.6                                             -6.03   -4.66   -3.39   -2.07   -0.93   -0.10   -1.08   -2.52
7.7                                             -6.82   -5.29   -3.87   -2.39   -1.09   -0.13   -0.78   -1.87
7.8                                                     -5.92   -4.34   -2.73   -1.28   -0.20   -0.57   -1.35
7.9                                                     -6.56   -4.84   -3.10   -1.51   -0.31   -0.43   -0.95
8.0                                                             -5.36   -3.49   -1.78   -0.47   -0.37   -0.66
8.1                                                             -5.89   -3.92   -2.09   -0.66   -0.37   -0.46
8.2                                                             -6.42   -4.35   -2.41   -0.87   -0.42   -0.32
8.3                                                             -6.94   -4.78   -2.75   -1.10   -0.49   -0.23
8.4                                                                     -5.21   -3.08   -1.32   -0.57   -0.16
8.5                                                                     -5.62   -3.40   -1.54   -0.67   -0.12
8.6                                                                     -6.01   -3.71   -1.76   -0.77   -0.09
8.7                                                                     -6.39   -4.00   -1.96   -0.88   -0.07
8.8                                                                     -6.75   -4.29   -2.16   -0.98   -0.05
8.9                                                                             -4.56   -2.35   -1.08   -0.04
9.0                                                                             -4.82   -2.53   -1.18   -0.03