| Opponent |
Rating |
Result |
| Charles Doidge |
1532 |
1 - 0 |
| Trefor F Thynne |
1915 |
0 - 1 |
| David J Archer |
2009 |
0 - 1 |
| David J Archer |
2007 |
0 - 1 |
| Charles V Howard |
1863 |
0 - 1 |
| John A Ariss |
1593 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1620 = (10919 + 400 * (1 - 4)) / 6)
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