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Individual Calculations September 2023 |
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| Cardozo, Brandon Anthony Total change: 86.40 | |   |
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| 2023 U.S. Junior Open Championship | Elmhurst, IL | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1779 | 1205 | 0.50 | 3 | 0.41 | 40 | 16.40 | |
|  Xia, Ruoxiao | | | 1912 | USA | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Dmitriev, Andrey | | | 1752 | USA | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Cooke, Grayson | | | 1673 | USA | 0.50 | 1 | 0.45 | 40 | 18.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | August Swiss Open | Chicago, Il | USA | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1648 | 1205 | 2.00 | 4 | 1.75 | 40 | 70.00 | |
| | Heller, Harry | | | 1629 | USA | 0.00 | 1 | -0.07 | 40 | -2.80 | |  Sax, Robert David | | | 1638 | USA | 1.00 | 1 | 0.94 | 40 | 37.60 | | | Pikus, Matthew Kent | | | 1634 | USA | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Britt, Jeff | | | 1689 | USA | 1.00 | 1 | 0.95 | 40 | 38.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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