| Opponent |
Rating |
Result |
| Paul Humphreys |
135 |
0 - 1 |
| Simon W Gray |
107 |
1 - 0 |
| Oliver T Isaac |
126 |
½ - ½ |
| Nigel Mills |
122 |
0 - 1 |
| John S O'Neill |
119 |
½ - ½ |
| Guy Greenland |
116 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
54 = (725 + 400 * (1 - 2)) / 6)
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