Event: Individual Championship

PDF Excel

Opponent	Rating	Result
Robert Ashworth	155	1 - 0
John Jenkins	175	1 - 0
Michael Ashworth	184	1 - 0
Ian A Robson	186	½ - ½
Rob E Wilden	155	1 - 0
Philip J Meade	165	1 - 0
Ian R White	171	1 - 0

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

513 = (1191 + 400 * (6 - 0)) / 7)