Event: Doncaster Bell Trophy

PDF Excel

Opponent	Rating	Result
Peter M Tate	115	1 - 0
Nicholas Mahoney	138	0 - 1
Peter M Tate	115	0 - 1
Nicholas Mahoney	138	0 - 1

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

-74 = (506 + 400 * (1 - 3)) / 4)