| Opponent |
Rating |
Result |
| Ernest Wilkinson |
101 |
½ - ½ |
| Douglas J Barnett |
123 |
½ - ½ |
| Carlos Fonseca |
90 |
½ - ½ |
| Christopher Brian |
90 |
1 - 0 |
| Harry Gardiner |
90 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
179 = (494 + 400 * (1 - 0)) / 5)
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