Event: IM Brown

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Opponent Rating Result
Jael De Sousa Muachikape 127 0 - 1
Ian M Thackray 114 ½ - ½
John Brooke 96 1 - 0
Nathaniel Holroyd-Doveton 141 0 - 1
Peter T Perkins 118 0 - 1
Vivien Webster 128 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-79 = (724 + 400 * (1 - 4)) / 6)

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