Event: Graded LP Friendlies

PDF Excel

Opponent	Rating	Result
Kamil Zak	0	0 - 1
Gintare (Gee) Cross	1875	0 - 1
Douglas J Barnett	1478	1 - 0
Douglas J Barnett	1473	½ - ½

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

1107 = (4826 + 400 * (1 - 2)) / 4)