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Individual Calculations January 2019 |
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| Bukowska, Katarzyna Total change: -25.40 | |   |
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| Wielkopolska III Liga Seniorow 2018/2019 Round 4-5 | Wielkopolska | POL | 2018-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1531 | 1878 | 0.50 | 2 | -1.27 | 20 | -25.40 | |
|  Pieczewska, Gabriela | | | 1478 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Barwinska, Ewa | | | 1584 | POL | 0.00 | 1 | -0.85 | 20 | -17.00 | | | * 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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