Event: Rapidplay - mini-league

PDF Excel

Opponent	Rating	Result
Risha Jithendra	58	0 - 1
Peter Myers	0	1 - 0
Harry Haynes	0	1 - 0

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

153 = (58 + 400 * (2 - 1)) / 3)