| Opponent |
Rating |
Result |
| Jagdeep Sanger |
0 |
1 - 0 |
| Partha Mulay |
0 |
0 - 1 |
| Ian D Hunnable |
0 |
0 - 1 |
| Huw D Jacob |
0 |
1 - 0 |
| David Smith |
0 |
1 - 0 |
| John H Hodgson |
0 |
0 - 1 |
| Mary Cawdery |
0 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
57 = (0 + 400 * (4 - 3)) / 7)
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