Event: League Division One

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Opponent	Rating	Result
Evan Lewis	1776	½ - ½
Oscar Butler	1401	1 - 0
Paul R Davies	1993	0 - 1
Ivan Nikolov	1974	0 - 1
Dhiren Bahia	1487	½ - ½
Finlay Barford	0	0 - 1
Archie Lodge	0	1 - 0
Mike J Donnelly	1951	½ - ½

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1273 = (10582 + 400 * (2 - 3)) / 8)