Event: Individual Championship

PDF Excel

Opponent	Rating	Result
Leslie Hughes	101	1 - 0
David A Phillips	179	0 - 1
David E Aspinall	144	0 - 1
Malcolm R Peacock	189	0 - 1

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

-47 = (613 + 400 * (1 - 3)) / 4)