Event: 6600 max

PDF Excel

Opponent	Rating	Result
Penny A Wood	1375	0 - 1
Peter J Hughes	1393	0 - 1
Paul Heeney	1398	0 - 1
Roger Ball	1525	0 - 1
Penny A Wood	1375	1 - 0
Peter J Hughes	1393	0 - 1
Paul Heeney	1398	1 - 0
Roger Ball	1525	0 - 1

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

1223 = (11382 + 400 * (2 - 6)) / 8)