Event: IM Brown

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Opponent	Rating	Result
Varun Nayak	0	1 - 0
Szymon Wojciuechowsk	0	1 - 0
Gary Hinchcliffe	1832	½ - ½
Jonathon Day	1579	0 - 1
Jack Howorth	1618	0 - 1
Brad Slater	1757	1 - 0
Richard Tate	1546	1 - 0
Dave Colledge	1742	½ - ½

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

1359 = (10074 + 400 * (4 - 2)) / 8)