Event: Division 2

PDF Excel

Opponent	Rating	Result
Nigel Foster	1621	½ - ½
Barry Kocan	1597	0 - 1
John B Hall	1523	½ - ½

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

1447 = (4741 + 400 * (0 - 1)) / 3)