| Opponent |
Rating |
Result |
| Peter F Mason |
130 |
0 - 1 |
| Peter F Mason |
130 |
1 - 0 |
| Dale H Cullum |
138 |
½ - ½ |
| Dale H Cullum |
138 |
1 - 0 |
| Andy J Bagley |
169 |
0 - 1 |
| Andy J Bagley |
169 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
79 = (874 + 400 * (2 - 3)) / 6)
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