| Opponent |
Rating |
Result |
| Alec Nicol |
143 |
1 - 0 |
| Jim R Bayford |
180 |
½ - ½ |
| Tayfun Demirbilek |
152 |
0 - 1 |
| John B Atherton |
157 |
1 - 0 |
| David J Shire |
176 |
½ - ½ |
| Robert Twigg |
80 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
281 = (888 + 400 * (3 - 1)) / 6)
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