Event: Rapid Play League

Opponent Rating Result
Andy J Bagley 1953 0 - 1
Andy J Bagley 1953 1 - 0
Paul May 1794 0 - 1
Paul May 1794 0 - 1
Ewan Herd 1552 ½ - ½
Ewan Herd 1552 ½ - ½
Randolph E Donahue 1785 ½ - ½
Randolph E Donahue 1785 1 - 0
Xavi Gomez Videl 1765 0 - 1
Xavi Gomez Videl 1765 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1650 = (17698 + 400 * (2 - 5)) / 10)

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