Event: D&DCL Div 2

PDF Excel

Opponent	Rating	Result
Kevin J Gallagher	1636	0 - 1
Joshua Sawyer	1376	0 - 1
Vaughan WG Smith	1598	½ - ½

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

1270 = (4610 + 400 * (0 - 2)) / 3)