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County Championships Online
2020 season
U1825 Championship
Event: U1825 Championship
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Excel
Opponent
Rating
Result
Siena Gurjar
152
1 - 0
David Smith
152
0 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games
552 = (152 + 400 * (1 - 0)) / 1)
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