Event: SCCA Division 3

PDF Excel

Opponent	Rating	Result
Jim Buis	1788	0 - 1
Lawrence Garside	1500	0 - 1
Michael E Usher	1713	0 - 1
Robert Lepley	1390	0 - 1
Ken Lunn	1503	0 - 1
Michael E Usher	1713	0 - 1
Adam Wilson	0	0 - 1
Mark Webb	1400	1 - 0
Simon Webber	1625	0 - 1

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

1092 = (12632 + 400 * (1 - 8)) / 9)