Event: Division 4 Rapidplay

PDF Excel

Opponent	Rating	Result
Harry Wan	0	1 - 0
George Wang	0	1 - 0
Vincent Wang	0	0 - 1
Kiara Goel	0	0 - 1

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

0 = (0 + 400 * (2 - 2)) / 4)