Event: Derby & District Division 1

PDF Excel

Opponent	Rating	Result
Paul Williams	1665	1 - 0
Martin Pettinger	2029	1 - 0
Ranjit Nath	1743	½ - ½

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

2079 = (5437 + 400 * (2 - 0)) / 3)