Event: Division One

PDF Excel

Opponent	Rating	Result
David W Anderton	187	½ - ½
Jonathan Dale	164	1 - 0
David Thomson	173	½ - ½
John Staniforth	161	0 - 1
Gary Haime	153	1 - 0
Keith L Escott	170	½ - ½
Marcus Walsh	178	½ - ½

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

227 = (1186 + 400 * (2 - 1)) / 7)