Event: Summer Swiss

PDF Excel

Opponent	Rating	Result
RYAN SEDDON	0	1 - 0
David Gamble	1428	1 - 0
ANDRII OVDIIENKO	1853	0 - 1
William Gee	0	0 - 1
Darren Pickering	1576	0 - 1

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

891 = (4857 + 400 * (2 - 3)) / 5)