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Table 2.

Analysed GLE events and best-fit parameters of the modified Band function (Eqs. (1) and (2)), as well as the 68% uncertainty of the fit δF.

GLE # Date γ1 R1, GV J2, cm−2 γ2 R2, GV Rb, GV Δ, %
5 23-Feb-1956 1.59 0.770 1.63 × 108 4.84 8.614 2.748 21.0
8 04-May-1960 2.85 −1.276 9.43 × 105 −1.36 0.507 1.528 33.8
10 12-Nov-1960 3.82 6.244 2.71 × 107 0.01 0.483 1.995 17.0
11 15-Nov-1960 2.52 0.603 4.20 × 107 7.26 34.807 2.909 17.5
12 20-Nov-1960 1.71 0.312 3.73 × 105 5.77 +∞ 1.267 29.0
13 18-Jul-1961 1.81 0.231 2.60 × 106 4.28 0.977 0.747 29.8
16 28-Jan-1967 1.98 0.522 2.12 × 106 4.90 4.630 1.718 17.5
18 29-Sep-1968 −2.68 0.050 2.39 × 104 4.68 +∞ 0.368 32.4
19 18-Nov-1968 3.97 0.433 1.42 × 105 5.73 10.705 0.794 32.8
20 25-Feb-1969 −0.03 0.124 1.57 × 105 4.47 5.555 0.571 27.0
21 30-Mar-1969 1.57 0.540 9.76 × 105 3.00 1.653 1.147 19.4
22 24-Jan-1971 6.07 −0.408 6.72 × 105 3.84 1.352 0.699 24.5
23 01-Sep-1971 2.89 1.172 1.19 × 107 2.09 0.427 0.537 24.1
24 04-Aug-1972 2.02 0.152 4.35 × 106 11.96 +∞ 1.511 26.7
25 07-Aug-1972 1.53 0.039 2.60 × 105 5.07 +∞ 0.138 21.5
26 29-Apr-1973 −0.18 0.098 4.32 × 104 3.96 53.011 0.406 39.3
27 30-Apr-1976 3.06 0.566 1.02 × 105 5.89 +∞ 1.602 43.6
28 19-Sep-1977 5.49 −0.288 2.71 × 107 0.03 0.185 0.615 35.8
29 24-Sep-1977 2.34 0.558 2.40 × 105 4.78 +∞ 1.362 26.5
30 22-Nov-1977 4.72 −0.346 7.03 × 105 2.93 1.349 0.493 18.9
31 07-May-1978 4.27 −1.585 3.14 × 104 0.02 1.175 2.868 23.3
32 23-Sep-1978 6.42 −0.171 3.50 × 105 4.14 3.222 0.370 24.3
33 21-Aug-1979 5.94 −1.006 2.11 × 105 0.11 0.383 1.617 30.5
35 10-May-1981 4.65 −13.452 6.45 × 1011 −15.17 0.059 1.164 49.1
36 12-Oct-1981 7.40 −0.158 5.59 × 105 3.35 2.857 0.606 28.3
37 26-Nov-1982 4.90 −0.976 6.99 × 104 1.67 1.287 1.793 26.8
38 07-Dec-1982 5.96 −0.250 8.58 × 105 2.05 0.922 0.769 27.3
39 16-Feb-1984 3.76 −29.660 1.30 × 105 0.21 0.715 2.479 31.6
40 25-Jul-1989 −0.24 0.154 7.33 × 104 6.18 +∞ 0.989 26.0
41 15-Aug-1989 2.10 0.315 1.65 × 106 4.25 1.375 0.879 15.0
42 29-Sep-1989 −1.95 0.069 9.89 × 106 3.39 5.935 0.373 9.6
43 19-Oct-1989 −1.21 0.109 6.59 × 106 4.44 2.960 0.639 13.5
44 22-Oct-1989 0.35 0.122 1.84 × 106 6.07 5.807 0.713 15.6
45 24-Oct-1989 −1.77 0.077 1.19 × 107 2.95 1.131 0.390 13.0
46 15-Nov-1989 −1.16 0.117 5.58 × 104 4.97 +∞ 0.717 20.4
47 21-May-1990 −1.55 0.088 2.85 × 105 4.06 +∞ 0.494 12.4
48 24-May-1990 −0.95 0.137 6.14 × 105 4.08 7.501 0.702 15.9
49 26-May-1990 −1.03 0.131 2.80 × 105 4.51 +∞ 0.726 14.8
50 28-May-1990 −0.80 0.142 1.67 × 105 5.51 +∞ 0.900 21.1
51 11-Jun-1991 −2.31 0.059 1.55 × 105 4.87 +∞ 0.424 14.2
52 15-Jun-1991 1.13 0.200 8.92 × 105 5.02 2.883 0.836 15.4
53 25-Jun-1992 2.12 0.297 8.89 × 104 5.28 +∞ 0.939 22.8
55 06-Nov-1997 0.75 0.165 9.66 × 105 4.23 3.077 0.607 15.6
56 02-May-1998 1.57 0.221 6.26 × 104 5.01 +∞ 0.760 25.9
58 24-Aug-1998 4.60 −0.277 1.55 × 106 1.65 0.300 0.425 27.5
59 14-Jul-2000 2.80 0.276 3.46 × 106 5.85 2.191 0.963 17.7
60 15-Apr-2001 1.02 0.290 2.90 × 106 4.57 3.321 1.128 15.7
61 18-Apr-2001 2.37 0.547 3.68 × 105 4.01 5.172 1.003 20.5
62 04-Nov-2001 3.70 0.311 3.08 × 105 6.63 +∞ 0.911 18.6
63 26-Dec-2001 2.45 0.245 5.79 × 105 4.11 0.673 0.640 20.7
64 24-Aug-2002 2.09 0.281 1.69 × 105 7.00 +∞ 1.380 33.9
65 28-Oct-2003 6.49 −0.525 5.31 × 106 0.01 0.447 1.565 22.0
66 29-Oct-2003 1.56 0.188 5.19 × 105 6.85 +∞ 0.995 23.9
67 02-Nov-2003 3.62 0.541 1.81 × 105 5.40 +∞ 0.963 20.6
69 20-Jan-2005 1.16 0.295 8.03 × 106 4.73 2.392 1.201 16.3
70 13-Dec-2006 0.18 0.114 1.46 × 106 3.77 1.449 0.444 14.5
71 16-May-2012 2.23 0.372 2.60 × 105 7.03 24.488 1.813 10.5
72 10-Sep-2017 1.46 0.164 4.59 × 105 6.31 +∞ 0.795 20.9

Notes. +∞ implies the value greater than 100 GV. Parameter J1 can be calculated using Eq. (3).

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