| Opponent |
Rating |
Result |
| Dale H Cullum |
0 |
0 - 1 |
| Paul W Anderson |
0 |
1 - 0 |
| Karim Khan |
0 |
1 - 0 |
| David W Stephenson |
0 |
0 - 1 |
| Peter Shaw |
0 |
0 - 1 |
| Jim E Vickery |
0 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-67 = (0 + 400 * (2 - 3)) / 6)
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