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Individual Calculations February 2020 |
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| Tarka, Aleksandra Total change: -80.80 | |   |
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| International Chess Festival VARSOVIA 2019 - group B | Warszawa | POL | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1669 | 1715 | 3.50 | 9 | -1.56 | 40 | -62.40 | |
|  Markiewicz, Michal | | | 1878 | POL | 0.50 | 1 | 0.22 | 40 | 8.80 | |  Serra Azul Neto, Francisco | | | 1868 | BRA | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Rudnik, Lukasz | | | 1823 | POL | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Halhoul, Adam | | | 1569 | POL | 0.00 | 1 | -0.70 | 40 | -28.00 | | | Wiatrowski, Zbigniew | | | 1644 | POL | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Karhula, Sandro | | | 1575 | FIN | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Wilczynski, Adam | | | 1574 | POL | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Lazniewski, Tadeusz | | | 1515 | POL | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Trzaskowska, Hanna | | | 1573 | POL | 0.50 | 1 | -0.19 | 40 | -7.60 | |
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) | | | | Druzynowe Mistrzostwa Mazowsza 2019/2020 Round 3-8 | Masovian district | POL | 2020-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1615 | 1787 | 1.00 | 2 | -0.46 | 40 | -18.40 | |
| | Nowacka, Dorota | | | 1615 | POL | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Nowacka, Dorota | | | 1615 | POL | 0.50 | 1 | -0.23 | 40 | -9.20 | |
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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