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Rapid:
Individual Calculations December 2021 |
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| Pietraszko, Jakub Total change: -1.20 | |   |
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| Grand Prix Polonii 20211126 | Wroclaw | POL | 2021-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1685 | 1751 | 3.50 | 6 | -0.06 | 20 | -1.20 | |
|  Pietrusiak, Micheasz | | | 1302 | POL | 1.00 | 1 | 0.06 | 20 | 1.20 | |  Ozyhar, Marek | | | 1620 | POL | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Sawczuk, Czeslaw | | | 1592 | POL | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Jankowski, Aleksander | | | 1651 | POL | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Borowski, Przemyslaw | | | 1722 | POL | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Stachowiak, Kamil | m | | 2222 | POL | 0.00 | 1 | -0.05 | 20 | -1.00 | |
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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