| Opponent |
Rating |
Result |
| Bernard Chan |
0 |
0 - 1 |
| Bernard Chan |
0 |
1 - 0 |
| Warren B Dennison |
183 |
0 - 1 |
| Warren B Dennison |
183 |
½ - ½ |
| David Hirst |
134 |
0 - 1 |
| David Hirst |
134 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-94 = (634 + 400 * (1 - 4)) / 6)
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