Event: Autumn OTB Division 4

PDF Excel

Opponent	Rating	Result
Tom Gideonse	1640	0 - 1
Billy Molloy	1100	1 - 0
Isobel Cotogni	1100	0 - 1

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

1147 = (3840 + 400 * (1 - 2)) / 3)