Event: Internal Rapidplay February

PDF Excel

Opponent	Rating	Result
J Alan Stockley	1380	0 - 1
Jayden Wang	883	1 - 0
Neil Sotheby	1235	½ - ½
Karam Alwakeel	1013	1 - 0

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

1228 = (4511 + 400 * (2 - 1)) / 4)