Event: Summer League Division 4

PDF Excel

Opponent	Rating	Result
Mengzheng (Evan) Shi	1204	1 - 0
David Burn	1586	½ - ½
Steve Daykin	1325	1 - 0
Oliver Dewis	1346	1 - 0
Howard Cooper	1506	1 - 0
Daniel Crampton	1213	1 - 0
Jenny Porritt	1450	1 - 0

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

1719 = (9630 + 400 * (6 - 0)) / 7)