Event: Senior School House Chess Competition

PDF Excel

Opponent	Rating	Result
Aarya Senthil	1336	1 - 0
Ives Lau	1166	½ - ½
James Golding	1245	1 - 0

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

1516 = (3747 + 400 * (2 - 0)) / 3)