Event: Summer League Division 4

PDF Excel

Opponent	Rating	Result
Michael W Simmons	1165	1 - 0
David Burn	1586	0 - 1
James Crookes	1406	0 - 1
Sourabh Dahiphale	0	0 - 1
Alex Thorp	1415	1 - 0
Howard Cooper	0	1 - 0
Stuart N Bullington	1305	1 - 0

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

1040 = (6877 + 400 * (4 - 3)) / 7)