Event: Internal Rapidplay

PDF Excel

Opponent	Rating	Result
Ibrahim Sherif	1726	0 - 1
Ibrahim Sherif	1726	0 - 1
Kelvin Hunter	1626	1 - 0
Paul Mead	1334	1 - 0
Chris Braithwaite	1369	1 - 0
Chris Braithwaite	1369	½ - ½
Joseph Braithwaite	1370	0 - 1

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

1503 = (10520 + 400 * (3 - 3)) / 7)