Event: Division 2

PDF Excel

Opponent	Rating	Result
Petru Floresc	156	1 - 0
Jacob Connor Boswell	192	0 - 1
Bartosz Fajfer	174	½ - ½
John M Turner	176	0 - 1
Gerald Acey	181	0 - 1
Jacob Connor Boswell	192	0 - 1
Philip J Cattermole	152	1 - 0

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

60 = (1223 + 400 * (2 - 4)) / 7)