Event: Division Five

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Opponent	Rating	Result
Ross J Evans	1489	½ - ½
Peter S Banks	1595	½ - ½
Anthony McCool	1581	½ - ½
Ray Bettam	1482	1 - 0
Matthew Allen	1585	0 - 1
Barry Hearn	1269	1 - 0
Bob Hackett	1377	1 - 0
Michael Bristow	1200	1 - 0

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

1597 = (11578 + 400 * (4 - 1)) / 8)