Event: D&DCL Div 4

PDF Excel

Opponent	Rating	Result
Michael D Boreham	116	0 - 1
Tomasz D Adamski	121	0 - 1
Stuart Smitton	46	1 - 0
Shish Ganapathi	51	0 - 1
Shish Ganapathi	51	0 - 1
Mohinderpal Samra	87	0 - 1
Mohinderpal Samra	87	0 - 1

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

-206 = (559 + 400 * (1 - 6)) / 7)