| Opponent |
Rating |
Result |
| Paul A Johnson |
162 |
0 - 1 |
| David E Lord |
169 |
½ - ½ |
| Paul Gelder |
121 |
½ - ½ |
| Steven Revell |
150 |
½ - ½ |
| Keith Marshall |
159 |
1 - 0 |
| Jim WR Nicholson |
179 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
157 = (940 + 400 * (1 - 1)) / 6)
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