Event: Clough (Handicap)

PDF Excel

Opponent	Rating	Result
Stuart M Johnson	117	½ - ½
Arthur Thompson	107	½ - ½
Sam Scurfield	132	0 - 1

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

-15 = (356 + 400 * (0 - 1)) / 3)