Event: IM Brown Shield

PDF Excel

Opponent	Rating	Result
Steve J Mann	1941	0 - 1
Alan J Walton	2077	0 - 1
Robert A Newton	1984	0 - 1

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

1601 = (6002 + 400 * (0 - 3)) / 3)