Event: Portishead Rapid U13

PDF Excel

Opponent	Rating	Result
Elliott Spinney	0	0 - 1
Mark Blasi	0	0 - 1
Rico Chu	0	0 - 1
King Lun Lam	0	1 - 0
Medhansh Tyagi	0	0 - 1
Jake Hayes	0	1 - 0

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

-133 = (0 + 400 * (2 - 4)) / 6)