Event: Walker Shield

PDF Excel

Opponent	Rating	Result
Benjamin Kiss	1375	0 - 1
I Redmond	1315	0 - 1
Joshua Hayhoe	1060	1 - 0
Don Richards	1402	0 - 1
I Redmond	1315	1 - 0
Joshua Hayhoe	1060	1 - 0
George Allen	1089	1 - 0
Don Richards	1402	1 - 0

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

1352 = (10018 + 400 * (5 - 3)) / 8)