Event: IM Brown Shield

PDF Excel

Opponent	Rating	Result
Andy Ross	1695	0 - 1
Aart Gehrels	0	1 - 0
Steve Collins	1360	0 - 1
Oliver West	1577	0 - 1
Matt Drury	1672	0 - 1

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

1021 = (6304 + 400 * (1 - 4)) / 5)