Event: Div 3 - Batley-Meek Memorial Trophy

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Opponent	Rating	Result
Joseph B Bradey	1849	0 - 1
Ken Hunter	1801	½ - ½
Peter Cooper	1629	1 - 0
Hashim Tuffaha	1504	½ - ½
Michael Howarth	1497	1 - 0
Jago Onians	0	1 - 0
Jonathan Ferguson	1626	½ - ½
Oliver West	1543	½ - ½

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

1531 = (11449 + 400 * (3 - 1)) / 8)