Event: B Division Rapidplay

PDF Excel

Opponent	Rating	Result
Shaun Woodbridge	125	1 - 0
Shaun Woodbridge	125	1 - 0
Brian A Parkin	105	0 - 1
Brian A Parkin	105	0 - 1

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

115 = (460 + 400 * (2 - 2)) / 4)