Event: OTB Club Championship

PDF Excel

Opponent	Rating	Result
Terry C Skippen	1475	1 - 0
Colin Li	1604	1 - 0
Partha Mulay	2065	0 - 1
Krishna Raikundalia	1600	1 - 0
Peter A Nickals	1705	1 - 0
Ashley Freeman	1966	0 - 1
Erik De Bok	0	1 - 0

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

1659 = (10415 + 400 * (5 - 2)) / 7)