Event: Division 3

PDF Excel

Opponent	Rating	Result
Les J Jones	1734	½ - ½
Piotr Dolewka	1544	0 - 1
Tom Gordon	1771	0 - 1
Daniel Pugh	1669	0 - 1
Piotr Dolewka	1608	1 - 0

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

1505 = (8326 + 400 * (1 - 3)) / 5)