| Opponent |
Rating |
Result |
| Peter Dickinson |
122 |
1 - 0 |
| William J Moffatt |
122 |
0 - 1 |
| James Carrington |
151 |
0 - 1 |
| William J Moffatt |
122 |
½ - ½ |
| Ian Williamson |
145 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-28 = (662 + 400 * (1 - 3)) / 5)
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