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Individual Calculations September 2023 |
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| Popov, Sergey Total change: -3.80 | |   |
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| 68th Iowa Open Championship | Des Moines, Iowa | USA | 2023-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1692 | 1529 | 1.00 | 4 | -0.19 | 20 | -3.80 | |
|  Baranovskyi, Volodymyr | | | 1779 | UKR | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Risko, Nicholas | | | 1804 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Koppinger, Matthew | | | 1568 | USA | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Walker, Brent P | | | 1618 | USA | 1.00 | 1 | 0.62 | 20 | 12.40 | |
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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