Event: Hammersmith Rockhammer Cup

PDF Excel

Opponent	Rating	Result
Milo C Mallaby	1586	0 - 1
Ljubomir Koncar	1252	0 - 1
Phil Hardalupas	1550	0 - 1
Hussein Elwakil	0	0 - 1

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

697 = (4388 + 400 * (0 - 4)) / 4)