Opponent |
Rating |
Result |
David Welsh |
112 |
1 - 0 |
Adrian Sanderson |
110 |
½ - ½ |
Jim Buis |
155 |
0 - 1 |
Graeme Jones |
151 |
0 - 1 |
Simon Webber |
117 |
0 - 1 |
John WF McAllister |
125 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-72 = (770 + 400 * (1 - 4)) / 6)
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