Event: 5th Somerset New Year Major

PDF Excel

Opponent	Rating	Result
Brian GE Gosling	1700	1 - 0
Daniel Shek	1951	1 - 0
Paul Spiller	0	1 - 0
H William Ingham	0	0 - 1
Benjamin Lappin	0	0 - 1

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

810 = (3651 + 400 * (3 - 2)) / 5)