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Individual Calculations September 2023 |
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| Zerebiec, Maurycy Total change: 45.80 | |   |
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| Adolf Anderssen Chess Festival 2023 - Wroclaw Open A | Wroclaw | POL | 2023-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 1925 | 4.50 | 9 | 2.06 | 20 | 41.20 | |
|  Demski, Michal | | | 2097 | POL | 0.50 | 1 | 0.23 | 20 | 4.60 | |  Stemmler, Fabian | | | 2141 | GER | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Neuhoff, Laertes | | | 2061 | GER | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Jaskolka, Tomasz | c | | 2227 | POL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Itzhaky, Shmuel | | | 2083 | ISR | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Zheng, Harry Z | | | 2068 | ENG | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Miasik, Adrian | | | 2018 | POL | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Ugorek, Kacper | | | 1989 | POL | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Maier, Christian | m | | 2296 | GER | 0.50 | 1 | 0.40 | 20 | 8.00 | |
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 A | Polanica-Zdroj | POL | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2052 | 1925 | 4.00 | 9 | 0.98 | 20 | 19.60 | |
| | Majek, Kacper | | | 2072 | POL | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Golenia, Jan | | | 2182 | POL | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Jourdren, Kevin | | | 2200 | FRA | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Barchuk, Irina | | wf | 2049 | POL | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Gradalski, Olaf | | | 2006 | POL | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Walkusz, Witoslaw | f | | 2023 | POL | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Smietanska, Wiktoria | c | | 2017 | POL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Majocha, Piotr | | | 2002 | POL | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Szymkiewicz, Witold | | | 1913 | POL | 1.00 | 1 | 0.48 | 20 | 9.60 | |
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 D | Polanica-Zdroj | POL | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1661 | 1925 | 6.50 | 9 | -0.75 | 20 | -15.00 | |
| | Kiszkiel, Oskar | | | 1525 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kuska, Bartosz | | | 1542 | POL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Klisowski, Bartosz | | | 1642 | POL | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Rosa, Antoni | | | 1621 | POL | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Wojtowicz, Marek | | | 1549 | POL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Grzebieniowski, Michal | | | 1631 | POL | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Zeissel, Andrzej | | | 1795 | POL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Misiek, Stanislaw | | | 1813 | POL | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Liskiewicz, Jakub | | | 1830 | POL | 0.50 | 1 | -0.13 | 20 | -2.60 | | | * 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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