| Opponent |
Rating |
Result |
| Malcolm R Peacock |
185 |
0 - 1 |
| Philip N Raynor |
145 |
½ - ½ |
| Alan Giles |
154 |
0 - 1 |
| Graham J Ashcroft |
161 |
0 - 1 |
| Alan Giles |
154 |
½ - ½ |
| Peter Thompson |
158 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-107 = (957 + 400 * (0 - 4)) / 6)
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