Event: Longplay

PDF Excel

Opponent	Rating	Result
Armand Catz	1812	0 - 1
Martin Pope	1829	0 - 1
Harry Altoft	1432	1 - 0

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

1558 = (5073 + 400 * (1 - 2)) / 3)