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Individual Calculations August 2023 |
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| Kaczmarek, Piotr Total change: 21.20 | |   |
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| XIX MIEDZYNARODOWY FESTIWAL SZACHOWY PERLA BALTYKU - GRUPA B | Lazy | POL | 2023-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1367 | 1186 | 0.00 | 3 | -0.79 | 40 | -31.60 | |
|  Dymara, Jerzy | | | 1393 | POL | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Rzadkowska, Kaja | | | 1412 | POL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Rzadkowska, Lila | | | 1295 | POL | 0.00 | 1 | -0.35 | 40 | -14.00 | |
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) | | | | Warsaw Chess Festival - group C | Warszawa | POL | 2023-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1373 | 1160 | 3.00 | 7 | 1.32 | 40 | 52.80 | |
|  Semkiw, Orest | | | 1467 | POL | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Ben, Jaroslaw | | | 1517 | POL | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Staszewski, Krzysztof | | | 1404 | POL | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Brenska, Sara | | | 1263 | POL | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Tarnowski, Pawel | | | 1338 | POL | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Rytel, Jan | | | 1343 | POL | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Korwek, Michal | | | 1279 | 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) | | |
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