Event: U1650 Cup

PDF Excel

Opponent	Rating	Result
Ken Lunn	1535	0 - 1
Lee R Osmon	1311	½ - ½
Ken Lunn	1528	0 - 1
Nigel S Lake	1501	½ - ½
Joseph Penhaligan	1200	0 - 1
Nigel S Lake	1478	1 - 0
Dominic Douse	1300	1 - 0

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

1350 = (9853 + 400 * (2 - 3)) / 7)