| Opponent |
Rating |
Result |
| Mike Roberts |
2080 |
½ - ½ |
| Samuel Barlerin |
1941 |
½ - ½ |
| Tim Gluckman |
1885 |
½ - ½ |
| John H Lewin |
1855 |
½ - ½ |
| Martin Zissell |
1623 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1957 = (9384 + 400 * (1 - 0)) / 5)
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