Event: Spring OTB Division 4

PDF Excel

Opponent	Rating	Result
Michael Houlston	1455	1 - 0
Ivan Urwin	1509	½ - ½
Ian Mitchell	1580	0 - 1

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

1515 = (4544 + 400 * (1 - 1)) / 3)