Event: Hull Champs Swiss

PDF Excel

Opponent	Rating	Result
David Stothard	1748	0 - 1
Christopher J Harris	1481	0 - 1
Jason Clemmey	1373	0 - 1
Antony Holgate	1407	1 - 0
Nicholas Tarasenko	1125	1 - 0
Stuart Sharp	1200	0 - 1
Steve J Thrower	1456	0 - 1

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

1227 = (9790 + 400 * (2 - 5)) / 7)