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Individual Calculations December 2019 |
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| Witkowski, Jakub Total change: -17.40 | |   |
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| Konin V Masters FIDE | Konin | POL | 2019-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1483 | 1341 | 0.50 | 4 | -0.87 | 20 | -17.40 | |
|  Serafin, Jerzy | | | 1591 | POL | 0.00 | 1 | -0.19 | 20 | -3.80 | |  Czepczynski, Boguslaw | | | 1741 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Czajka, Iwo | | | 1452 | POL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Michno, Mateusz | | | 1147 | POL | 0.50 | 1 | -0.25 | 20 | -5.00 | | | * 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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