| Opponent |
Rating |
Result |
| Stan J Smart |
128 |
0 - 1 |
| Keith Noons |
105 |
0 - 1 |
| Mike Robinson |
104 |
1 - 0 |
| Joanne Hutchinson |
141 |
0 - 1 |
| Keith Noons |
105 |
1 - 0 |
| John Day |
115 |
½ - ½ |
| Les Walker |
77 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-4 = (775 + 400 * (2 - 4)) / 7)
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