Event: Graded Club Games

PDF Excel

Opponent	Rating	Result
Nigel Crucefix	81	1 - 0
Wieslaw Stanicki	78	1 - 0
David L Weston	123	1 - 0
Tim F Woodward	153	0 - 1
Christopher Lamming	139	½ - ½
Wieslaw Stanicki	78	0 - 1
Ilya Kamotskiy	139	0 - 1

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

113 = (791 + 400 * (3 - 3)) / 7)