Event: NCCA League Division 1

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Opponent	Rating	Result
Brian R Jeffery	1906	½ - ½
Simon R Nichols	1694	0 - 1
Graham K Blowers	1774	0 - 1
Alex Sheerin	1946	½ - ½
Jim McAvoy	1805	0 - 1
Ken Farquhar	1560	1 - 0
Senthil Murugan Palaneappan	1838	½ - ½

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

1675 = (12523 + 400 * (1 - 3)) / 7)