| Opponent |
Rating |
Result |
| Ray A Collett |
153 |
1 - 0 |
| Nigel Byrne |
142 |
1 - 0 |
| John P Wrench |
171 |
½ - ½ |
| Ray A Collett |
153 |
1 - 0 |
| Nigel Byrne |
142 |
1 - 0 |
| John P Wrench |
171 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
355 = (932 + 400 * (4 - 1)) / 6)
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