Event: Online League - Division 2

PDF Excel

Opponent	Rating	Result
Paul W O'Brien	0	1 - 0
Anna Pontonutti	0	1 - 0
Mark C Attree	0	1 - 0
Marian Trofin	0	0 - 1
David Simpkins	0	0 - 1

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

80 = (0 + 400 * (3 - 2)) / 5)