Event: Crewe Longplay - Division 1

PDF Excel

Opponent	Rating	Result
Bartosz Fajfer	170	0 - 1
Neville Layhe	132	½ - ½
Douglas J Barnett	122	1 - 0
Chris Rhodes	127	1 - 0
Karl Lockett	157	½ - ½

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

222 = (708 + 400 * (2 - 1)) / 5)