| Opponent |
Rating |
Result |
| Jerry Anstead |
172 |
0 - 1 |
| Freddie Hand |
205 |
0 - 1 |
| Trefor H Owens |
164 |
½ - ½ |
| David JR Barnes |
155 |
0 - 1 |
| David JR Barnes |
155 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-70 = (851 + 400 * (0 - 3)) / 5)
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