Event: D&DCL Div 2

PDF Excel

Opponent	Rating	Result
Andrew Townsend	139	1 - 0
Edward Brown	104	½ - ½
D Philip Morgan	145	½ - ½

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

263 = (388 + 400 * (1 - 0)) / 3)