Event: 5th Somerset New Year Intermediate

PDF Excel

Opponent	Rating	Result
Thomas Merchant	0	1 - 0
Niall Homer	0	½ - ½
Jordan Walsh	0	1 - 0
Oliver T Isaac	1733	1 - 0

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

733 = (1733 + 400 * (3 - 0)) / 4)