Event: Division 3 - Under 6400

PDF Excel

Opponent	Rating	Result
Catherine Black	1708	1 - 0
Trefor F Thynne	1905	0 - 1
Oliver Wyer	1300	1 - 0

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

1771 = (4913 + 400 * (2 - 1)) / 3)