Event: Online League - Division 1

PDF Excel

Opponent	Rating	Result
Jon AN Lawrance	0	0 - 1
David B Graham	0	0 - 1
Andrew SJ Fleming	0	0 - 1
Luke E Rutherford	0	½ - ½
Mark Broom	0	0 - 1

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

-320 = (0 + 400 * (0 - 4)) / 5)