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Individual Calculations December 2021 |
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| Jedrzejczak, Lukasz Total change: 11.40 | |   |
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| III Grand-Prix Gminy Zabierzow - Grupa A FIDE do 2200 ELO nr 3 | Zabierzow | POL | 2021-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1338 | 1317 | 2.50 | 4 | 0.57 | 20 | 11.40 | |
|  Natoli, Alessia | | | 1687 | POL | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Rabenda, Grzegorz | | | 1003 | POL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Wieckowski, Igor | | | 1143 | POL | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Markiewicz, Marek | | | 1517 | POL | 1.00 | 1 | 0.76 | 20 | 15.20 | |
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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