Event: Div4

PDF Excel

Opponent	Rating	Result
John Moughtin-Leay	66	½ - ½
Owen Crawford	0	0 - 1
John E Fryer	125	0 - 1
Fred Biles	103	1 - 0
Andy Bacon	99	0 - 1

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

-81 = (393 + 400 * (1 - 3)) / 5)