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Individual Calculations September 2021 |
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| Jaroszuk, Marcin Total change: 19.40 | |   |
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| 245th YMCA Summer 2021-B | Warszawa | POL | 2021-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1549 | 1571 | 8.00 | 10 | 2.68 | 20 | 53.60 | |
|  Kuznik, Kamil | | | 1486 | POL | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Szumigaj, Marcin | | | 1492 | POL | 1.00 | 1 | 0.39 | 20 | 7.80 | |  Sloniewska, Alicja | | | 1621 | POL | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Borys, Marek | | | 1515 | POL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Okurowski, Michal | | | 1632 | POL | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Kuznik, Kamil | | | 1486 | POL | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Szumigaj, Marcin | | | 1492 | POL | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Sloniewska, Alicja | | | 1621 | POL | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Borys, Marek | | | 1515 | POL | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Okurowski, Michal | | | 1632 | POL | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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) | | | | 57th Akiba Rubinstein Chess Festival - OPEN E | Polanica-Zdroj | POL | 2021-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1281 | 1550 | 4.00 | 7 | -1.71 | 20 | -34.20 | |
| | Wilgosz, Szczepan | | | 1277 | POL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Marek, Grzegorz | | | 1295 | POL | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Gibala, Adam | | | 1150 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Czak, Dominik | | | 1399 | POL | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Binkowski, Tomasz | | | 1366 | POL | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Zawada, Radoslaw | | | 1289 | POL | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Zglinski, Sebastian | | | 1193 | POL | 1.00 | 1 | 0.11 | 20 | 2.20 | | | * 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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