Event: BCL Division 2

PDF Excel

Opponent	Rating	Result
James Grimditch	1536	1 - 0
Dominic Watson	1684	½ - ½
Mark Osborn	1354	1 - 0

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

1791 = (4574 + 400 * (2 - 0)) / 3)