| Opponent |
Rating |
Result |
| Arthur Hibbitt |
1758 |
0 - 1 |
| Raymond J Gamble |
1799 |
0 - 1 |
| Kevin Winter |
1784 |
1 - 0 |
| M John Cawston |
1875 |
0 - 1 |
| Paul Brooks |
1887 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1661 = (9103 + 400 * (1 - 3)) / 5)
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