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Table 4

Pearson correlation coefficients between the activity indices.

Star Nbins(S) Nbins SCa   II vs. Hα SCa   II vs. Na i SCa   II vs. He i Hα vs. Na i Hα vs. He i Na i vs. He i
ρ FAP ρ FAP ρ FAP ρ FAP ρ FAP ρ FAP
GJ361 4 4 0.58 0.27 0.73 0.12 0.43 0.35 –0.07 0.46 0.86 0.13 –0.24 0.41
GJ2049  <4 4 –0.04 0.47 –0.89 0.083 0.43 0.33
GJ3218  <4 4 1.00 0.0006 0.39 0.36 0.36 0.37
Gl1 5 5 0.12 0.41 0.89 0.031 0.56 0.24 0.37 0.33 0.14 0.45 0.84 0.067
Gl176 6 7 0.85 0.016 0.33 0.27 0.76 0.033 0.40 0.24 0.77 0.034 –0.04 0.48
Gl205 6 6 0.98 0.0015 0.94 0.0079 0.58 0.17 0.83 0.054 0.57 0.17 0.69 0.10
Gl273 5 6 0.06 0.46 0.90 0.024 0.45 0.25 –0.40 0.24 0.80 0.038 0.08 0.44
Gl382 5 5 0.99 0.0007 0.98 0.0017 0.42 0.24 0.98 0.0021 0.46 0.23 0.56 0.15
Gl393  <4 4 –0.10 0.45 0.91 0.044 0.17 0.42
Gl433 5 6 –0.28 0.32 0.98 0.0012 –0.50 0.29 –0.32 0.25 –0.39 0.30 –0.31 0.33
Gl436 6 7 –0.06 0.45 0.87 0.010 0.42 0.20 0.49 0.19 –0.15 0.38 0.21 0.32
Gl479 4 4 0.99 0.0044 0.94 0.034 0.87 0.060 0.94 0.033 0.82 0.10 0.91 0.050
Gl526 4 4 –0.78 0.13 0.99 0.013 0.21 0.36 –0.86 0.12 0.42 0.24 0.10 0.43
Gl551  <4 7 0.59 0.086 0.96 0.0007 0.55 0.11
Gl581 9 10 –0.44 0.094 0.82 0.0036 0.75 0.024 –0.75 0.0035 –0.14 0.37 0.58 0.063
Gl588 4 4 0.73 0.11 0.94 0.026 0.88 0.067 0.63 0.17 0.93 0.036 0.73 0.15
Gl667C 8 7 –0.31 0.23 0.89 0.0016 –0.04 0.40 0.11 0.40 0.35 0.23 –0.15 0.34
Gl674 4 5 0.35 0.36 0.91 0.045 0.60 0.23 0.59 0.18 0.81 0.036 0.85 0.028
Gl680 4 4 0.96 0.022 0.85 0.085 0.89 0.087 0.95 0.021 0.13 0.39 –0.04 0.50
Gl699 4 4 0.57 0.21 0.43 0.32 0.25 0.38 0.32 0.35 0.89 0.062 0.48 0.27
Gl832 6 5 0.64 0.083 0.97 0.0006 0.05 0.47 –0.17 0.37 0.49 0.15 –0.02 0.49
Gl849 6 6 0.80 0.063 0.71 0.069 0.44 0.24 0.71 0.077 0.82 0.041 0.84 0.025
Gl876 4 4 0.76 0.14 1.00 0.0005 0.58 0.24 0.88 0.054 0.88 0.053 0.93 0.032
Gl877  <4 5 0.90 0.032 0.57 0.20 0.79 0.088
Gl887 4 4 0.85 0.12 0.91 0.063 0.63 0.21 0.98 0.018 0.82 0.10 0.86 0.082
Gl908 6 8 –0.24 0.33 0.89 0.016 0.31 0.30 0.12 0.39 –0.16 0.37 0.07 0.44
HIP12961 6 6 0.35 0.25 0.30 0.32 0.63 0.098 –0.38 0.23 0.83 0.018 –0.78 0.033
HIP19394  <4 6 0.39 0.21 0.08 0.45 0.26 0.31
HIP38594  <4 4 0.59 0.19 0.19 0.41 –0.15 0.43
HIP85647 5 5 0.94 0.011 0.99 0.0016 0.94 0.012 0.92 0.019 0.88 0.037 0.77 0.087

Notes. FAPs calculated using bootstrap permutations (see text). In bold are given FAP values below 0.05. Nbins is the number of bins for each star.

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