Event: Division 4

PDF Excel

Opponent	Rating	Result
Terry Hoxey	2060	0 - 1
Susan E Chadwick	1476	1 - 0
Keith Guinness	1620	0 - 1

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

1585 = (5156 + 400 * (1 - 2)) / 3)