Event: Division One

PDF Excel

Opponent	Rating	Result
Richard W Smith	161	0 - 1
Malcolm A Hunt	180	0 - 1
Julian H Summerfield	159	0 - 1
Neil J Owen	170	0 - 1
Ian Emery	164	½ - ½
Jeremy Whitehead	94	1 - 0
Fred S Dickson	135	1 - 0

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

38 = (1063 + 400 * (2 - 4)) / 7)