Event: 5th Somerset New Year Major

PDF Excel

Opponent	Rating	Result
Nigel P Young	0	0 - 1
Benjamin Lappin	0	0 - 1
Dave J Williams	0	½ - ½

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

-267 = (0 + 400 * (0 - 2)) / 3)