Event: "Hope Valley" blitz

PDF Excel

Opponent	Rating	Result
Andrew Allen	1829	0 - 1
Richard Dawson	1578	0 - 1
George Gledhill	1588	1 - 0
Rishab Cammanchery Krishnan	1648	0 - 1
Sophia MacDonald	1333	0 - 1
Neil Ladva	1073	1 - 0
Damien Gwatkin	1366	1 - 0

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

1431 = (10415 + 400 * (3 - 4)) / 7)