Event: HDCA Summer League Division 2

PDF Excel

Opponent	Rating	Result
Graham Lee	104	0 - 1
Chris J Matthews	125	1 - 0
Derek A Sheppard	149	0 - 1

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

-7 = (378 + 400 * (1 - 2)) / 3)