| Opponent |
Rating |
Result |
| Brendan J Ruane |
161 |
0 - 1 |
| Steve Marsland |
170 |
0 - 1 |
| Vytautas Gedminas |
130 |
1 - 0 |
| Tom H Stonehouse |
154 |
1 - 0 |
| James M Wheeler |
159 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
155 = (774 + 400 * (2 - 2)) / 5)
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