Event: Div2

PDF Excel

Opponent	Rating	Result
Antony M Allen	139	½ - ½
Mike Allen	122	½ - ½
Maurice J Hill	144	0 - 1
Michael JR Page	113	½ - ½
Dylan Meyer	137	0 - 1
Simon Scott	142	½ - ½
Jaime Castro	157	0 - 1

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

-35 = (954 + 400 * (0 - 3)) / 7)