Event: League

PDF Excel

Opponent	Rating	Result
Jason Dew	129	1 - 0
Jason Dew	129	1 - 0
Jason Dew	129	0 - 1
John P Mainwaring	131	½ - ½
Steven Lewis	157	0 - 1
Mike Dew	113	1 - 0
John P Mainwaring	131	½ - ½
Steven Lewis	157	1 - 0

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

235 = (1076 + 400 * (4 - 2)) / 8)