Event: Division Two

PDF Excel

Opponent	Rating	Result
Pete Redmond	155	½ - ½
William Boothman	149	½ - ½
John L Seppings	0	0 - 1
Pete Redmond	158	½ - ½
G James Dannenberg	177	0 - 1
Gabor Batonyi	153	½ - ½
Brian Yarker	132	1 - 0

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

75 = (924 + 400 * (1 - 2)) / 7)