Event: Division 2

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Opponent	Rating	Result
James M Robinson	1860	½ - ½
Philip Staniland	1867	0 - 1
Howard Grist	1977	0 - 1
Finbar McLoughlin	1843	1 - 0
Ken W Clow	1799	1 - 0
Terry D Whitton	1897	0 - 1
Eric De Bok	0	½ - ½
Neville H Twitchell	1973	½ - ½

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

1602 = (13216 + 400 * (2 - 3)) / 8)