Event: League

PDF Excel

Opponent	Rating	Result
James McKiernan	0	½ - ½
Phillip T Seery	0	½ - ½
Harry Donegan	0	½ - ½
David A Phillips	0	½ - ½

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

0 = (0 + 400 * (0 - 0)) / 4)