Event: Division One

PDF Excel

Opponent	Rating	Result
Ian P Hunter	174	0 - 1
Gerard P Killoran	173	0 - 1
Christopher Bak	192	0 - 1
Nick Burton	158	0 - 1
Tim Hilton	171	½ - ½
M Younis Quereshi	163	0 - 1
Dave Patrick	160	0 - 1

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

-173 = (1191 + 400 * (0 - 6)) / 7)