| Opponent |
Rating |
Result |
| Jeff N Spratt |
0 |
1 - 0 |
| John W Atkinson |
0 |
½ - ½ |
| David A Patrick |
0 |
1 - 0 |
| Alex B Combie |
0 |
1 - 0 |
| Gary Hinchcliffe |
0 |
½ - ½ |
| Lee P Kay |
0 |
1 - 0 |
| Jim Burnett |
0 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
229 = (0 + 400 * (4 - 0)) / 7)
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