Event: Woodhouse Cup

PDF Excel

Opponent	Rating	Result
John W Atkinson	0	½ - ½
Nicholas J Edwards	0	½ - ½
A Jon Griffith	0	½ - ½
Oscar J Idle	0	0 - 1
Simon D Arnold	0	0 - 1

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

-160 = (0 + 400 * (0 - 2)) / 5)