| Opponent |
Rating |
Result |
| Sydney J Jacob |
1895 |
1 - 0 |
| David Helps |
1697 |
1 - 0 |
| Paul WJ Challis |
1783 |
0 - 1 |
| Oleg Verbytski |
1695 |
0 - 1 |
| Robin East |
1743 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1683 = (8813 + 400 * (2 - 3)) / 5)
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