| Opponent |
Rating |
Result |
| Carl A Tillotson |
143 |
1 - 0 |
| Alan Pidcock |
138 |
½ - ½ |
| Peter A Garrett |
156 |
1 - 0 |
| Alan Giles |
154 |
0 - 1 |
| David E Aspinall |
140 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
306 = (731 + 400 * (3 - 1)) / 5)
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