Event: IM Brown

PDF Excel

Opponent	Rating	Result
Peter Shaw	194	0 - 1
Warren B Dennison	179	1 - 0
David C Wedge	174	1 - 0
Peter Cooper	135	0 - 1
Steve F Wild	0	0 - 1

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

56 = (682 + 400 * (2 - 3)) / 5)