| Opponent |
Rating |
Result |
| Alan W Brusey |
2031 |
0 - 1 |
| Alan W Brusey |
2031 |
1 - 0 |
| Trefor F Thynne |
1933 |
0 - 1 |
| David J Archer |
1997 |
0 - 1 |
| David J Archer |
1997 |
1 - 0 |
| Trefor F Thynne |
1933 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1920 = (11922 + 400 * (2 - 3)) / 6)
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