Event: EJCOA South Yorkshire U10

PDF Excel

Opponent	Rating	Result
Emerys Hillman	1010	0 - 1
Yiwen Cao	624	0 - 1
Wang Weitong	0	1 - 0
Viktor Mairesse	0	1 - 0
Roshni Richard	0	1 - 0

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

407 = (1634 + 400 * (3 - 2)) / 5)