Event: D&DCL Div 3

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Opponent	Rating	Result
Mohinderpal Samra	1339	1 - 0
Dylan Meyer	1676	½ - ½
Benjamin Lester	0	1 - 0
Douglas Bramley	1398	1 - 0
George Moorcroft	1249	1 - 0
Tony O'Donovan	0	1 - 0
Chris A Fraser	1552	½ - ½
John E Fryer	1461	½ - ½
Bowie Carter	1598	0 - 1

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

1319 = (10273 + 400 * (5 - 1)) / 9)