Event: League 1

PDF Excel

Opponent	Rating	Result
Gerald Cuaresma	0	0 - 1
Pete Leonard	0	½ - ½
David C Wedge	0	0 - 1
Michael I Connor	0	1 - 0
Steve Westmoreland	0	0 - 1

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

-160 = (0 + 400 * (1 - 3)) / 5)