Event: Woodhouse Cup

PDF Excel

Opponent	Rating	Result
Adam Ismail	160	½ - ½
Deji Jeje	183	0 - 1
Clive W Davies	161	½ - ½
Ian P Hunter	174	½ - ½
Colin S Procter	154	1 - 0
Jonathan Round	170	1 - 0
David L Pedro	141	1 - 0

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

278 = (1143 + 400 * (3 - 1)) / 7)