Event: Roy Bennett Trophy Group A

PDF Excel

Opponent	Rating	Result
Andrew Crosby	1531	½ - ½
David S Johnson	1834	1 - 0
James Wolstenholme	1572	0 - 1
Andrew Crosby	1531	0 - 1
David S Johnson	1834	0 - 1
James Wolstenholme	1521	1 - 0

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

1571 = (9823 + 400 * (2 - 3)) / 6)