Event: Division 2

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Opponent	Rating	Result
Robin W Haldane	2092	½ - ½
Robert C Stern	1933	1 - 0
Tariq Khan	1930	0 - 1
Roman Ismailov	2038	0 - 1
Ian D Hunnable	1875	½ - ½
Albert Gevorgyan	1930	1 - 0
Soumen Roy	1921	½ - ½

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

1960 = (13719 + 400 * (2 - 2)) / 7)