Event: calderdale 30

PDF Excel

Opponent	Rating	Result
Andrew Whiteley	0	1 - 0
Matthew Parsons	0	½ - ½
David A Patrick	0	½ - ½
Nick Sykes	0	1 - 0
Leo A Keely	0	1 - 0

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

240 = (0 + 400 * (3 - 0)) / 5)