Event: Division One

PDF Excel

Opponent	Rating	Result
Roger W Jennings	170	½ - ½
Phil R Watson	203	0 - 1
Karim Khan	151	½ - ½
Peter Shaw	194	½ - ½
Christopher Bak	193	0 - 1

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

22 = (911 + 400 * (0 - 2)) / 5)