Event: Division 2

PDF Excel

Opponent	Rating	Result
Paul ER Badger	1863	1 - 0
Darren H Whitmore	1882	0 - 1
Anthony Sadler	1813	1 - 0
Mike J Donnelly	1975	½ - ½

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

1983 = (7533 + 400 * (2 - 1)) / 4)