| Opponent |
Rating |
Result |
| Martin S Simmonds |
151 |
0 - 1 |
| Abdul Mughal |
123 |
0 - 1 |
| Herbert Lockwood |
138 |
0 - 1 |
| Peter Gregory |
110 |
½ - ½ |
| Richard Wilson |
0 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-216 = (522 + 400 * (0 - 4)) / 5)
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