Event: Division 2

PDF Excel

Opponent	Rating	Result
Alex Webster	163	0 - 1
David Williams	162	½ - ½
D Philip Morgan	145	½ - ½
Andrew Robins	139	½ - ½
Will Grummitt	138	½ - ½
Ben Mason	143	½ - ½
Mike Herbert	130	1 - 0
Alan J Nelder	126	1 - 0

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

193 = (1146 + 400 * (2 - 1)) / 8)