Event: Essex Summer Rapid Knockout

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Opponent Rating Result
Stephen W Berkley 1659 1 - 0
Stephen W Berkley 1659 1 - 0
Edgar Wilson 2001 ½ - ½
Edgar Wilson 2001 0 - 1
Jeffrey Page 1757 1 - 0
Jeffrey Page 1757 1 - 0
James M Robinson 1863 1 - 0
James M Robinson 1863 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2020 = (14560 + 400 * (5 - 1)) / 8)

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