Event: TCL Rapidplay

PDF Excel

Opponent	Rating	Result
David J Archer	145	0 - 1
Nathan Mills	140	0 - 1
David J Archer	145	0 - 1
Nathan Mills	140	0 - 1

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

-258 = (570 + 400 * (0 - 4)) / 4)