| Opponent |
Rating |
Result |
| David Smith |
1872 |
0 - 1 |
| Mark A Drugan |
1739 |
0 - 1 |
| Peter I Thompson |
1981 |
½ - ½ |
| David Thomson |
1833 |
0 - 1 |
| John P Wrench |
1976 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1560 = (9401 + 400 * (0 - 4)) / 5)
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