Event: League 2

PDF Excel

Opponent	Rating	Result
David C Wedge	0	½ - ½
Cobus Daneel	0	0 - 1
Mike J Barnett	0	1 - 0
John Kerrane	0	½ - ½
Les Johnson	0	0 - 1

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

-80 = (0 + 400 * (1 - 2)) / 5)