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Individual Calculations December 2023 |
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| Choroszej, Aleksander Total change: -3.00 | |   |
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| 278th YMCA Autumn 2023-A Round 7-10 | Warszawa | POL | 2023-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1782 | 1875 | 2.50 | 3 | 0.62 | 20 | 12.40 | |
|  Pettersson, Alexander | | | 1805 | SWE | 1.00 | 1 | 0.40 | 20 | 8.00 | |  Kaniak, Monika | | | 1800 | POL | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Makowski, Tomasz | | | 1741 | POL | 0.50 | 1 | -0.18 | 20 | -3.60 | |
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) | | | | Otwarte Mistrzostwa Warszawy grupa A 2023 | Warszawa | POL | 2023-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1798 | 1875 | 4.50 | 9 | -0.77 | 20 | -15.40 | |
| | Denderski, Piotr | | | 2193 | POL | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Flis, Piotr | | | 1715 | POL | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Podgorski, Maciej | | | 1985 | POL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Matskevich, Varvara | | | 1721 | POL | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Mazan, Dawid | | | 1543 | POL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Niezhentsev, Kyrylo | | | 1971 | POL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Ejsymont, Blanka | | | 1553 | POL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Bartodziej, Bartosz | | | 1988 | POL | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Mazurek, Filip | | | 1510 | POL | 0.00 | 1 | -0.90 | 20 | -18.00 | |
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) | | |
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