Event: D&DCL Div 2

PDF Excel

Opponent	Rating	Result
Lukasz Marcin Walijewski	1743	1 - 0
Dean M Hartley	1870	1 - 0
John Potter	0	1 - 0
Peter M Collins	1735	0 - 1
Anthony L Natt	1833	1 - 0
David Hatton	0	1 - 0
Paul Kelman	1645	1 - 0

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

1547 = (8826 + 400 * (6 - 1)) / 7)