Event: Division 2 West

PDF Excel

Opponent	Rating	Result
David Stone	0	1 - 0
Darren Freeman	0	½ - ½
Peter E Chaplin	1992	0 - 1

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

664 = (1992 + 400 * (1 - 1)) / 3)