| Opponent |
Rating |
Result |
| David C Anderson |
0 |
1 - 0 |
| Joseph A Coburn |
0 |
1 - 0 |
| Roland Bezuidenhout |
0 |
0 - 1 |
| Stephen O'Toole |
0 |
0 - 1 |
| Gerhard Bezuidenhout |
0 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
80 = (0 + 400 * (3 - 2)) / 5)
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