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Individual Calculations December 2021 |
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| Grochulski, Krzysztof Total change: -61.20 | |   |
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| Mistrzostwa Plocka w szachach klasycznych 2021 | Plock | POL | 2021-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1743 | 1905 | 2.50 | 6 | -1.53 | 40 | -61.20 | |
|  Chomczyk, Marek | | | 2267 | POL | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Suminski, Bogdan | | | 1505 * | POL | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Szymanski, Jan | | | 1687 | POL | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Wrobel, Maciej | | | 1988 | POL | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Zarecki, Piotr | | | 1505 * | POL | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Hoffman, Sebastian | | | 1505 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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