Event: Harmsworth Cup

PDF Excel

Opponent	Rating	Result
Clive J Le Baigue	1477	0 - 1
Nico Roestorff	1485	0 - 1
David Sawyer	1407	0 - 1

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

1056 = (4369 + 400 * (0 - 3)) / 3)