| Opponent |
Rating |
Result |
| Alex Webster |
1900 |
0 - 1 |
| David Williams |
1908 |
1 - 0 |
| Paul Madden |
2088 |
½ - ½ |
| John S Keaveney |
1938 |
½ - ½ |
| Hubert Mossong |
2080 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1903 = (9914 + 400 * (1 - 2)) / 5)
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