Event: Division 2

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Opponent	Rating	Result
Ole Bay-Petersen	1780	½ - ½
Paul McMahon	1914	0 - 1
Paul R Kemp	1982	0 - 1
Charles J Richmond	1566	1 - 0
Jason Skelton	1676	1 - 0
Robert L Jones	1711	1 - 0
Anthony Chan	1783	1 - 0
Jason Skelton	1696	½ - ½
Judith Heffer	1683	1 - 0

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

1888 = (15791 + 400 * (5 - 2)) / 9)