Event: Challengers

PDF Excel

Opponent	Rating	Result
Bayley Simpson	0	1 - 0
Robert Cronin	1407	0 - 1
Fred Cooper	1093	1 - 0
Nik Loginov	1416	0 - 1
Reginald G Pidduck	1384	½ - ½
Paul Verrall	1360	0 - 1
Steven Blay	1426	0 - 1
Martik Batouzian	1387	1 - 0

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

1134 = (9473 + 400 * (3 - 4)) / 8)