Event: Summer Max 480 Division

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Opponent	Rating	Result
John Freeman	136	½ - ½
Mike J Hollier	130	1 - 0
Derek A Stockhall	125	1 - 0
Roy Peters	124	½ - ½
David Jarvis	115	1 - 0
John Freeman	136	1 - 0
Mike J Hollier	130	1 - 0
Derek A Stockhall	125	1 - 0
Roy Peters	124	0 - 1
David Jarvis	115	½ - ½

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

326 = (1260 + 400 * (6 - 1)) / 10)