Event: Swale Individual Ladder

PDF Excel

Opponent	Rating	Result
Rob Woolacott	1690	0 - 1
Michael Ingham	1366	1 - 0
Trefor H Owens	1960	0 - 1

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

1539 = (5016 + 400 * (1 - 2)) / 3)