| Opponent |
Rating |
Result |
| Michael E Usher |
148 |
0 - 1 |
| Mark A Pulman |
119 |
½ - ½ |
| Edgar Nightingale |
104 |
½ - ½ |
| Adrian Sanderson |
110 |
1 - 0 |
| Patrick Glason |
71 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
30 = (552 + 400 * (1 - 2)) / 5)
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