| Opponent |
Rating |
Result |
| Alan F Downham |
162 |
0 - 1 |
| Jonathan Townsend |
99 |
0 - 1 |
| Edward Brown |
107 |
0 - 1 |
| Ian R Morrell |
57 |
1 - 0 |
| Norman W Parkin |
94 |
0 - 1 |
| Nigel D Marshall |
114 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-28 = (633 + 400 * (2 - 4)) / 6)
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