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Rapid:
Individual Calculations October 2023 |
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| Pietrzak, Natalia Total change: -98.80 | |   |
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| Polish Rapid Youth Chess Championship 2023 - G14 | Bydgoszcz | POL | 2023-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1117 | 1109 | 1.00 | 7 | -2.47 | 40 | -98.80 | |
|  Gancarz, Julia | | | 1061 | POL | 0.50 | 1 | -0.07 | 40 | -2.80 | |  Babinska, Liwia | | | 1383 | POL | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Borowska-Sorus, Katarzyna | | | 1052 | POL | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Kowalczyk, Julia | | | 1156 | POL | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Wasilowska, Anna | | | 1117 | POL | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Dmitrowska, Kaja | | | 1010 | POL | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Chojnacka, Ada | | | 1041 | POL | 0.00 | 1 | -0.59 | 40 | -23.60 | |
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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