Event: North Norfolk Spring Blitz Arena (5|2)

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Opponent Rating Result
Chris Perkins 0 0 - 1
Darrell N Pigott 1820 0 - 1
Benjamin Whalley 0 0 - 1
Darrell N Pigott 1820 0 - 1
David P Jones 1346 1 - 0
Neal Foster 0 0 - 1
Chris Perkins 0 0 - 1
Jack A Evans 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

423 = (4986 + 400 * (2 - 6)) / 8)

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