| Opponent |
Rating |
Result |
| Carl Stephens |
1570 |
1 - 0 |
| Carl Stephens |
1570 |
1 - 0 |
| Sam Ball |
1438 |
1 - 0 |
| Sam Ball |
1438 |
½ - ½ |
| Robert Donner |
1630 |
1 - 0 |
| Robert Donner |
1630 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1813 = (9276 + 400 * (4 - 0)) / 6)
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