Event: Hillingdon Div 3

PDF Excel

Opponent	Rating	Result
James Lyons	1588	1 - 0
Trevor Bates	1535	½ - ½
Daniel Brooks	1548	0 - 1

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

1557 = (4671 + 400 * (1 - 1)) / 3)