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Individual Calculations April 2023 |
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| Florczak, Witold Total change: 6.40 | |   |
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| XIII Otwarte Mistrzostwa Garnizonu Warszawa w szachach klasycznych 2023 Round 8 | Warszawa | POL | 2023-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1253 | 1134 | 1.00 | 1 | 0.66 | 40 | 26.40 | |
|  Kozera, Konrad | | | 1253 | POL | 1.00 | 1 | 0.66 | 40 | 26.40 | |
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) | | | | XIII Otwarte Mistrzostwa Garnizonu Warszawa w szachach klasycznych 2023 Round 9-11 | Warszawa | POL | 2023-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1282 | 1089 | 0.00 | 2 | -0.50 | 40 | -20.00 | |
|  Kaczmarczyk, Marcin | | | 1296 | POL | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Jozefiak, Tomasz | | | 1268 | POL | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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) | | |
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