| Opponent |
Rating |
Result |
| Stephen Tulett |
1415 |
0 - 1 |
| Anthony Purser |
1426 |
0 - 1 |
| Anthony Purser |
1451 |
0 - 1 |
| Alf Evans |
1341 |
0 - 1 |
| Richard Vernon |
1277 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1142 = (6910 + 400 * (1 - 4)) / 5)
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