Event: Individual Blitz No 1

PDF Excel

Opponent	Rating	Result
James Coney	0	1 - 0
David I Hulme	0	0 - 1
Steve Knott	0	1 - 0
Lukasz Michalek	0	1 - 0
Harry Gardiner	0	1 - 0

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

240 = (0 + 400 * (4 - 1)) / 5)