| Opponent |
Rating |
Result |
| Richard W Ursell |
142 |
½ - ½ |
| John E Balem |
115 |
1 - 0 |
| Christopher G Webb |
129 |
1 - 0 |
| Richard W Quin |
118 |
½ - ½ |
| Richard W Ursell |
142 |
0 - 1 |
| Christopher G Webb |
129 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
129 = (775 + 400 * (2 - 2)) / 6)
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