Event: 4-Board Division 2

PDF Excel

Opponent	Rating	Result
Ronald Botham	1088	1 - 0
Ryan Lubbock	1350	0 - 1
John Thompson	1442	1 - 0

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

1427 = (3880 + 400 * (2 - 1)) / 3)