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Individual Calculations June 2021 |
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| Siewert, Roman Total change: -45.40 | |   |
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| Mistrzostwa Polski Seniorow w szachach na 2021 rok | Karpacz | POL | 2021-05-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1692 | 2017 | 5.50 | 9 | -2.27 | 20 | -45.40 | |
|  Blasiak, Miroslaw | | | 1617 * | POL | 0.00 | 1 | -0.92 | 20 | -18.40 | |  Olszewski, Jerzy | | | 1617 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Krawcewicz, Lucyna | | | 1663 | POL | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Drazek, Wladyslaw | | | 1833 | POL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Klucznik, Andre | | | 1687 | FRA | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Staroniewicz, Janusz | | | 1617 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Plesiuk, Jan | | | 1637 | POL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Przerwa, Waldemar | | | 1722 | POL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Leszner, Liliana | | wm | 1837 | POL | 0.50 | 1 | -0.24 | 20 | -4.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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