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Individual Calculations September 2023 |
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| Kowalczuk, Wojciech Total change: -90.60 | |   |
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| I Swietokrzyskie Wakacje z Szachami - grupa A | Suchedniow | POL | 2023-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1341 | 2066 | 8.00 | 9 | -0.85 | 20 | -17.00 | |
|  Drzniewicz, Tymoteusz | | | 1105 | POL | 1.00 | 1 | 0.00 | 20 | 0.00 | |  Wasiluk, Dominik | | | 1243 | POL | 1.00 | 1 | 0.00 | 20 | 0.00 | | | Ryszka, Maciej | | | 1312 | POL | 0.00 | 1 | -1.00 | 20 | -20.00 | | | Iwulski, Krzysztof | | | 1076 | POL | 1.00 | 1 | 0.00 | 20 | 0.00 | | | Hetmanczyk, Wojciech | | | 1253 | POL | 1.00 | 1 | 0.00 | 20 | 0.00 | | | Pozoga, Adam | | | 1500 | POL | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Kaleta, Jan | | | 1666 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Golebiowski, Jakub | | | 1314 | POL | 1.00 | 1 | 0.00 | 20 | 0.00 | | | Nowak, Maciej | | | 1600 | POL | 1.00 | 1 | 0.05 | 20 | 1.00 | | | * 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) | | | | VII Miedzynarodowy Memorial Ireny Warakomskiej - OPEN B | Suwalki | POL | 2023-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1852 | 2073 | 4.50 | 9 | -2.45 | 20 | -49.00 | |
| | Rak, Tomasz | | | 1835 | POL | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Pieczulis, Blazej | | | 1824 | POL | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Fuxz, Diego | | | 1816 | ARG | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Krol, Jan | | | 1759 | POL | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Du, Yuxin | | | 1946 | CHN | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Krasniewski, Maciej | | | 1763 | POL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Pekala, Adam | | | 1854 | POL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Gradalski, Olaf | | | 2006 | POL | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Widelski, Kacper | | | 1867 | POL | 0.50 | 1 | -0.26 | 20 | -5.20 | |
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) | | | | 59. Miedzynardowy Festiwal Szachowy im. Akiby Rubinsteina - Open C | Polanica-Zdroj | POL | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1720 | 2073 | 6.50 | 9 | -1.23 | 20 | -24.60 | |
| | Skrzypek, Leszek | | | 1557 | POL | 0.00 | 1 | -0.96 | 20 | -19.20 | | | Sybis, Roman | | | 1673 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cichocka, Katarzyna | | | 1527 | POL | 0.50 | 1 | -0.47 | 20 | -9.40 | | | Wilczynski, Adam | | | 1510 | POL | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Zbrzezny, Andrzej | | | 1721 | POL | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Gasik, Piotr | | | 1930 | POL | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Poniewierski, Piotr | | | 1821 | POL | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Kruczynski, Marek | | | 1795 | POL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Bugajski, Robert | f | | 1943 | POL | 0.50 | 1 | -0.18 | 20 | -3.60 | | | * 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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