Event: Challengers

PDF Excel

Opponent	Rating	Result
Lee Windridge	1276	0 - 1
Fredy Reber	1150	0 - 1
Mike Jenkinson	1336	0 - 1
Martik Batouzian	1477	1 - 0
Robert Cronin	1397	0 - 1
Bayley Simpson	1222	0 - 1
David Clifford	834	½ - ½

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

1013 = (8692 + 400 * (1 - 5)) / 7)