Event: Xmas-Blitz

PDF Excel

Opponent	Rating	Result
Barry AH David	1434	1 - 0
Christopher RL Kreuzer	1840	0 - 1
Alasdair MacLeod	1827	½ - ½
Barry AH David	1434	0 - 1
Christopher RL Kreuzer	1840	0 - 1
Alasdair MacLeod	1827	0 - 1

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

1500 = (10202 + 400 * (1 - 4)) / 6)