Event: Fred Day Cup - Division 3

PDF Excel

Opponent	Rating	Result
Joe Priestley	0
SE Ramesh Boury	106
Patrick Collins	90	½ - ½
Tony Ganner	112
Arthur C Godwin	21
Ian JL Hall	105

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

90 = (90 + 400 * (0 - 0)) / 1)