Event: Wahltuch

PDF Excel

Opponent	Rating	Result
Ian D Lamb	1612	1 - 0
Reg P Clucas	1865	0 - 1
Peter J Kobryn	1969	0 - 1

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

1682 = (5446 + 400 * (1 - 2)) / 3)