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Individual Calculations August 2021 |
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| Grochol, Kamil Total change: -3.42 | |   |
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| Druzynowe Mistrzostwa Polski Juniorow - Ekstraliga 2021 | Lublin | POL | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2102 | 1978 | 3.00 | 9 | -0.19 | 38 | -7.22 | |
|  Chyzy, Jakub | f | | 2257 | POL | 0.00 | 1 | -0.16 | 38 | -6.08 | |  Kozlowski, Pawel | | | 1970 | POL | 0.50 | 1 | -0.01 | 38 | -0.38 | | | Piechota, Kamil | | | 1649 | POL | 0.00 | 1 | -0.88 | 38 | -33.44 | | | Niedbala, Bartlomiej | f | | 2360 | POL | 0.50 | 1 | 0.41 | 38 | 15.58 | | | Krupinski, Mikolaj | | | 1830 | POL | 0.50 | 1 | -0.20 | 38 | -7.60 | | | Koziorowicz, Michal | | | 2122 | POL | 0.00 | 1 | -0.31 | 38 | -11.78 | | | Malicka, Maria | f | wc | 2272 | POL | 0.00 | 1 | -0.15 | 38 | -5.70 | | | Czopor, Maciej | f | | 2279 | POL | 1.00 | 1 | 0.85 | 38 | 32.30 | | | Poltorak, Sebastian | | | 2181 | POL | 0.50 | 1 | 0.26 | 38 | 9.88 | |
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) | | | | Najdorf Chess Festival 2021 gr. A | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1996 | 1978 | 4.50 | 9 | 0.10 | 38 | 3.80 | |
| | Kaczmarek, Aleksander | f | | 2371 | POL | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Kazmierowski, Tymon | | | 1781 | POL | 0.00 | 1 | -0.75 | 38 | -28.50 | | | Szelag, Zuzanna | | | 1851 | POL | 1.00 | 1 | 0.33 | 38 | 12.54 | | | Czarnecka, Lidia | | | 1822 | POL | 0.50 | 1 | -0.21 | 38 | -7.98 | | | Grodecki, Filip | | | 1808 | POL | 0.50 | 1 | -0.22 | 38 | -8.36 | | | Stachecki, Mikolaj | | | 1814 | POL | 1.00 | 1 | 0.28 | 38 | 10.64 | | | Praczukowski, Stanislaw | | | 2156 | POL | 0.50 | 1 | 0.23 | 38 | 8.74 | | | Piekielny, Pawel | | | 2150 | POL | 1.00 | 1 | 0.73 | 38 | 27.74 | | | Siekanski, Janusz | | | 2212 | POL | 0.00 | 1 | -0.21 | 38 | -7.98 | |
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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