Event: Div 2

PDF Excel

Opponent	Rating	Result
Frank K Pearson	111	1 - 0
Leslie J Fancourt	116	0 - 1
Vaughan WG Smith	125	½ - ½
Colin Ross	117	1 - 0

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

217 = (469 + 400 * (2 - 1)) / 4)