Opponent |
Rating |
Result |
Roger N Smith |
86 |
0 - 1 |
Alan Story |
74 |
½ - ½ |
Raf Calumpiano |
63 |
1 - 0 |
Roger N Smith |
86 |
½ - ½ |
Geoff Lilley |
41 |
0 - 1 |
Craig Bradshaw |
74 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-63 = (424 + 400 * (1 - 3)) / 6)
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