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Individual Calculations January 2020 |
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| Opala, Natalia Total change: -37.20 | |   |
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| Otwarty Swiateczny Turniej Szachowy - Turniej A | Skarzysko-Kamienna | POL | 2019-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1328 | 1094 | 0.00 | 4 | -0.93 | 40 | -37.20 | |
|  Siek, Jerzy | | | 1452 | POL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Materek, Leszek | | | 1193 | POL | 0.00 | 1 | -0.36 | 40 | -14.40 | |  Nowak, Maciej | | | 1494 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Tarlowski, Bartosz | | | 1172 | POL | 0.00 | 1 | -0.39 | 40 | -15.60 | | | * 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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