| Opponent |
Rating |
Result |
| Richard W Ursell |
151 |
0 - 1 |
| John F Coles |
149 |
1 - 0 |
| Mark Littleton |
168 |
0 - 1 |
| Chris JP Leeson |
155 |
½ - ½ |
| Chris JP Leeson |
155 |
½ - ½ |
| Geoff C Searing |
165 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
91 = (943 + 400 * (1 - 2)) / 6)
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