Event: Summer Cup

PDF Excel

Opponent	Rating	Result
David Hooper	1152	0 - 1
Jacob Walton	850	1 - 0
Bobby Garwood	900	0 - 1
Mathew Wilson	1380	0 - 1
Octavian Nedorea	880	1 - 0
Siddharth Mangalaram	0	0 - 1
Mredula Mangalaram	807	0 - 1

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

681 = (5969 + 400 * (2 - 5)) / 7)