| Opponent |
Rating |
Result |
| David C Baillie |
182 |
0 - 1 |
| Graham E Edwards |
77 |
1 - 0 |
| Keith Harrison |
113 |
1 - 0 |
| Ron A Stather |
133 |
0 - 1 |
| Gordon Middlemiss |
104 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
42 = (609 + 400 * (2 - 3)) / 5)
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