| Opponent |
Rating |
Result |
| John Thackray |
1953 |
0 - 1 |
| Phil Bawden |
1833 |
½ - ½ |
| John Thackray |
1953 |
0 - 1 |
| Paul A Allison |
1773 |
0 - 1 |
| Peter T Perkins |
1683 |
½ - ½ |
| Bruce R Oliver |
1690 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1548 = (10885 + 400 * (0 - 4)) / 6)
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