Event: Div3

PDF Excel

Opponent	Rating	Result
Peter Brace	133	1 - 0
Ronald S Harrison	113	½ - ½
Tomasz D Adamski	111	0 - 1
Ray Sawyer	0	0 - 1
Duncan J Livsey	129	0 - 1
Douglas Bramley	103	½ - ½
Norman W Parkin	94	½ - ½
Michael JR Page	107	0 - 1
Chris A Fraser	120	0 - 1
Roger W Walker	115	½ - ½

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

-58 = (1025 + 400 * (1 - 5)) / 10)