Event: League Division 2

PDF Excel

Opponent	Rating	Result
Rob Lockwood	1840	0 - 1
Jim R Postill	1410	1 - 0
Tony Barnes	0	1 - 0

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

1217 = (3250 + 400 * (2 - 1)) / 3)