Event: Division 1

PDF Excel

Opponent	Rating	Result
Aidan T Corish	1780	½ - ½
Graham J Kershaw	1675	0 - 1
Peter R Laundy	1795	0 - 1

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

1483 = (5250 + 400 * (0 - 2)) / 3)