Event: Middle School House Chess Competition

PDF Excel

Opponent	Rating	Result
Aarav Karwal	937	0 - 1
Alex Mathur	1222	0 - 1
Ebu Nwaiwu	948	0 - 1

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

636 = (3107 + 400 * (0 - 3)) / 3)