Event: Hillingdon Div 1

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Opponent	Rating	Result
John M Quinn	2197	0 - 1
Russell Campbell	1856	½ - ½
Jason Obihara	1769	0 - 1
Pradeep Verma	1941	0 - 1
Austin Ivan	1773	0 - 1
Brian E Foster	1639	1 - 0
Miroslaw Walkusz	2063	0 - 1
Siena Gurjar	1567	1 - 0
Nigel Colter	1775	1 - 0
John Tobisch	1863	0 - 1

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

1724 = (18443 + 400 * (3 - 6)) / 10)