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Individual Calculations September 2023 |
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| Bukala, Jan Total change: -32.20 | |   |
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| III Miedzynarodowy Festiwal Szachowy Kopernik 2023- Turniej A | Torun | POL | 2023-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1433 | 1246 | 1.00 | 6 | -1.13 | 20 | -22.60 | |
|  Zielinski, Olgierd | | | 1863 | POL | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Rzhevutsky, Jan | | | 1774 | POL | 0.00 | 1 | -0.03 | 20 | -0.60 | |  Kowalczyk, Kamil | | | 1192 | POL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Sliwicka, Weronika | | | 1530 | POL | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Murawski, Mikolaj | | | 1174 | POL | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Widla, Karol | | | 1063 | POL | 0.00 | 1 | -0.74 | 20 | -14.80 | |
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) | | | | Mini-ELO Bialystok 2023 - turniej 30. | Bialystok | POL | 2023-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1276 | 1246 | 1.00 | 3 | -0.48 | 20 | -9.60 | |
| | Bulatow, Witali | | | 1625 | POL | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Siwinski, Mateusz | | | 1083 | POL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Rogozinski, Wieslaw | | | 1121 | POL | 0.00 | 1 | -0.67 | 20 | -13.40 | |
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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