Event: 3rd Cornwall Online League

PDF Excel

Opponent	Rating	Result
Nigel J Kirkman	0	1 - 0
Kieran Macphail	0	0 - 1
Russell Taylor	0	1 - 0
Russell Taylor	1413	1 - 0

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

553 = (1413 + 400 * (3 - 1)) / 4)