| Opponent |
Rating |
Result |
| Martin Cobham |
149 |
½ - ½ |
| Andrew Townsend |
0 |
0 - 1 |
| Allan Doyle |
94 |
1 - 0 |
| Ronald S Harrison |
113 |
½ - ½ |
| Vaughan WG Smith |
125 |
0 - 1 |
| Ian R Morrell |
57 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
90 = (538 + 400 * (2 - 2)) / 6)
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