Event: SCCA Division 2

PDF Excel

Opponent	Rating	Result
David P Green	1645	1 - 0
Samuel Gaffney	1780	0 - 1
Simon Wilks	1800	0 - 1

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

1608 = (5225 + 400 * (1 - 2)) / 3)