Event: Div1

PDF Excel

Opponent	Rating	Result
Jonah B Willow	218	0 - 1
Peter JE Ackley	189	½ - ½
Anthony L Natt	168	1 - 0
Esteve Mateu Guiu	184	0 - 1
Derek A Jarvis	178	0 - 1
Peter JE Ackley	189	½ - ½
Paul Fletcher	179	0 - 1
Ray J Forey	177	0 - 1
John Molyneux	200	0 - 1
Simon N Gilmore	188	0 - 1

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

-53 = (1870 + 400 * (1 - 7)) / 10)