Event: Northamptonshire Silver King League

PDF Excel

Opponent	Rating	Result
Nicholas J Caldwell	1765	1 - 0
Shane Ashley	1690	1 - 0
Roland E Graf	1854	1 - 0
Joshua Morris	0	½ - ½
Joshua Morris	0	1 - 0
Martin Crichton	1953	½ - ½
Martin Crichton	1953	½ - ½

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

1545 = (9215 + 400 * (4 - 0)) / 7)