Event: Club Championship

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Opponent	Rating	Result
Mohammed Rohman	1493	0 - 1
Paul Curran	1566	0 - 1
Peter Hurn	1576	0 - 1
Roy Bywater	1159	1 - 0
Steven M Flaherty	1603	0 - 1
Matthew Poon	1627	0 - 1
Steve Jones	1477	0 - 1
George Turner	1995	0 - 1
Anthony Jinks	1555	0 - 1

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

1250 = (14051 + 400 * (1 - 8)) / 9)