Event: IM Brown

Opponent Rating Result
Narita Hara 1176 ½ - ½
Steve Collins 0 1 - 0
Marek Gajdosz 2009 0 - 1
Malcolm E Corbett 1811 ½ - ½
T Noel Stewart 1805 ½ - ½
Gary Corcoran 1747 ½ - ½
David L Pedro 1753 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1529 = (10301 + 400 * (2 - 1)) / 7)

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