Event: Summer League (Pool A)

PDF Excel

Opponent	Rating	Result
Lizzie Gregory	1544	1 - 0
Robert Ashworth	1867	½ - ½
Jayavelan Umapathy	1562	1 - 0
Jayavelan Umapathy	1562	1 - 0
Lizzie Gregory	1544	1 - 0
Robert Ashworth	1867	1 - 0

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

1991 = (9946 + 400 * (5 - 0)) / 6)