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Individual Calculations September 2023 |
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| Michalski, Karol Total change: -25.40 | |   |
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| Poznan Challangers | Poznan | POL | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2100 | 2004 | 1.50 | 5 | -0.36 | 20 | -7.20 | |
|  Chaczynski, Kamil | | | 2123 | POL | 0.00 | 1 | -0.34 | 20 | -6.80 | |  Raczynski, Krzysztof | | | 2200 | POL | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Wojdak, Jan | | | 2096 | POL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Bajerlein, Dawid | | | 2084 | POL | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Zdanowicz, Piotr | | | 1999 | POL | 1.00 | 1 | 0.49 | 20 | 9.80 | |
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) | | | | XXX Jubileuszowy Festiwal Szachowy w Poznaniu | Poznan | POL | 2023-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1768 | 2005 | 6.00 | 9 | -0.91 | 20 | -18.20 | |
| | Pilny, Piotr | | | 1605 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Stanislawski, Karol | | | 1620 | POL | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Nawrocki, Michal | | | 1661 | POL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Duszczak, Dariusz | | | 1794 | POL | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Garwacki, Kornel | | | 1780 | POL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Sieciechowicz, Marcin | m | | 2394 | POL | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Skrzypczak, Jan | | | 1576 | POL | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Moszczenski, Milosz | | | 1806 | POL | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Krych, Dominik | | | 1677 | POL | 0.50 | 1 | -0.37 | 20 | -7.40 | | | * 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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