Event: Club Championship

PDF Excel

Opponent	Rating	Result
Alex P Nicholls	1446	1 - 0
Jon Hill	1533	1 - 0
Brian Turner	1944	0 - 1
Lee Davis	2048	0 - 1

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

1743 = (6971 + 400 * (2 - 2)) / 4)