| Opponent |
Rating |
Result |
| Alberto Gissi |
119 |
0 - 1 |
| John R Day |
135 |
0 - 1 |
| Anthony RW Brough |
133 |
0 - 1 |
| Sandra G Blackburn |
112 |
1 - 0 |
| Ellen Scattergood |
100 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
40 = (599 + 400 * (2 - 3)) / 5)
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