Event: Division B

PDF Excel

Opponent	Rating	Result
Colin Wilks	1494	0 - 1
Guy McCombe	1450	1 - 0
David Gamble	1381	0 - 1
Danny Aspden	1698	0 - 1
Mariusz Karmanski	1450	0 - 1
Darren Pickering	1567	½ - ½
Darren Pickering	1567	1 - 0

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

1401 = (10607 + 400 * (2 - 4)) / 7)