Event: IM Brown Shield

PDF Excel

Opponent	Rating	Result
Aaron Rich	1944	0 - 1
Cameron Funnell	1842	0 - 1
Roger W Jennings	1915	1 - 0
Jim E Vickery	1836	½ - ½

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

1784 = (7537 + 400 * (1 - 2)) / 4)