| Opponent |
Rating |
Result |
| Glyn D Valentine |
145 |
1 - 0 |
| John Y Yee |
135 |
½ - ½ |
| Kenneth J McNulty |
129 |
0 - 1 |
| David S Johnson |
113 |
½ - ½ |
| Douglas J Barnett |
128 |
1 - 0 |
| Julian P Cook |
90 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
257 = (740 + 400 * (3 - 1)) / 6)
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