| Opponent |
Rating |
Result |
| Graham Taylor |
118 |
1 - 0 |
| Graham J Ashcroft |
163 |
1 - 0 |
| Roy Ellames |
198 |
½ - ½ |
| David E Aspinall |
139 |
1 - 0 |
| David A Phillips |
183 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
400 = (801 + 400 * (3 - 0)) / 5)
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