Event: Division One

PDF Excel

Opponent	Rating	Result
Tomer Eden	194	0 - 1
Ed Stembridge	166	1 - 0
Javier Gonzalez	0	1 - 0
Ilya Iyengar	185	½ - ½
Simon Wilks	193	0 - 1

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

148 = (738 + 400 * (2 - 2)) / 5)