Event: WMA Summer League Division 1

PDF Excel

Opponent	Rating	Result
Stephen V Woodhouse	159	0 - 1
Peter R Kitson	0	0 - 1
Jack Huffer	115	1 - 0
Anthony Rimmington	109	1 - 0
Stephen V Woodhouse	159	0 - 1
Peter R Kitson	0	0 - 1
Jack Huffer	115	0 - 1
Anthony Rimmington	109	0 - 1

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

-104 = (766 + 400 * (2 - 6)) / 8)