Event: Division 2

PDF Excel

Opponent	Rating	Result
Peter E Chaplin	1996	0 - 1
Alex Kent	1800	0 - 1
Peter E Chaplin	2007	0 - 1
Elmira Walker	1595	1 - 0
Paul J Osborne	1619	1 - 0
Jason Blaxill	1653	1 - 0
George I Miller	1891	½ - ½

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

1794 = (12561 + 400 * (3 - 3)) / 7)