Event: Arjay Plate

PDF Excel

Opponent	Rating	Result
Ivor Timmis	90	1 - 0
Peter Saunders	109	1 - 0
Helmut Auer	107	1 - 0

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

502 = (306 + 400 * (3 - 0)) / 3)