| Opponent |
Rating |
Result |
| William J Moffatt |
122 |
0 - 1 |
| Peter Dickinson |
122 |
½ - ½ |
| Harrison Crook |
68 |
1 - 0 |
| Goodchild Ndou |
96 |
1 - 0 |
| David R Lindley |
101 |
1 - 0 |
| Brian Davies |
84 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
299 = (593 + 400 * (4 - 1)) / 6)
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