Event: Group B

PDF Excel

Opponent	Rating	Result
Cobus Daneel	0	½ - ½
Pete Leonard	0	0 - 1
Malcolm E Corbett	0	½ - ½
Vivien Webster	0	0 - 1
Jeremy Butts	0	½ - ½

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

-160 = (0 + 400 * (0 - 2)) / 5)