Event: Division 2

PDF Excel

Opponent	Rating	Result
Magdi Idris	0	0 - 1
Steve J Dyer	137	0 - 1
Kevin N Bendall	122	½ - ½
Graham K Brown	136	0 - 1
Ronald C Andriessen	119	½ - ½
Tim P Gudgeon-Osterritter	128	0 - 1
TW Anthony Pilkington	104	1 - 0

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

-65 = (746 + 400 * (1 - 4)) / 7)