Event: 16th August - Internal Rapidplay

PDF Excel

Opponent	Rating	Result
John Shortt	1282	0 - 1
Amber Hurst	1169	1 - 0
Matt Parncutt	1078	0 - 1
Steve Holland	0	0 - 1
Jak Crockett	0	1 - 0

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

626 = (3529 + 400 * (2 - 3)) / 5)