| Opponent |
Rating |
Result |
| John Jeremiah |
105 |
0 - 1 |
| Martyn J Maber |
115 |
½ - ½ |
| Thomas A Alsop |
126 |
½ - ½ |
| John I Wilkinson |
115 |
0 - 1 |
| Alan A Stonebridge |
104 |
0 - 1 |
| Roger Fenton |
96 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-90 = (661 + 400 * (0 - 3)) / 6)
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