| Opponent |
Rating |
Result |
| Peter Smith |
87 |
0 - 1 |
| James C Robertson |
106 |
0 - 1 |
| Rodney Buckland |
60 |
½ - ½ |
| Geoffrey Broadhead |
76 |
1 - 0 |
| Dean Patience |
60 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
78 = (389 + 400 * (2 - 2)) / 5)
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