Event: Division 2

PDF Excel

Opponent	Rating	Result
Jeremy Gardner	1619	0 - 1
Juan Mascunano	1750	0 - 1
John G Paton	1555	1 - 0
Gareth Cullen	1710	0 - 1
Michael Dean	1379	½ - ½
Dave J Williams	1733	½ - ½
Shaun Walsh	1358	½ - ½

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

1472 = (11104 + 400 * (1 - 3)) / 7)