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Table 1
Relevant physical parameters and their values used in the theoretical model to determine the parallel and perpendicular mean free paths for every SEP event.
| SEP event | Spacecraft | Heliocentric distance | Co-latitude | Solar wind speed | Turbulence strength |
| r (AU) | θ (°) | V (km s-1) | δB/B | ||
|
|
|||||
| 1980 March 25 | Helios 1 | 0.91 | 93.0 | 330 | 0.25 |
| 1979 June 9 | Helios 2 | 0.67 | 88.2 | 360 | 0.4 |
| 1977 December 27 | ISEE 1 | 1.0 | 92.4 | 320 | 0.33 |
| 1977 November 22 | ISEE 1 | 1.0 | 88.0 | 420 | 0.445 |
| 1978 April 11 | Helios 2 | 0.49 | 96.3 | 400 | 0.875 |
| 1970 March 29 | IMP 4, 5 | 1.0 | 96.7 | 440 | 0.1 |
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