Event: Summer League Division 2

PDF Excel

Opponent	Rating	Result
Brian Crofts	1598	½ - ½
Nathaniel Holroyd-Doveton	1719	½ - ½
Tom Key	1568	0 - 1
Mick McManus	1614	½ - ½
Peter Cooper	1609	1 - 0
Talakalukoppa Amarnath	1488	1 - 0

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

1666 = (9596 + 400 * (2 - 1)) / 6)