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Individual Calculations August 2023 |
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| Ben, Jaroslaw Total change: -31.00 | |   |
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| Warsaw Chess Festival - group C | Warszawa | POL | 2023-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1285 | 1517 | 5.50 | 9 | -1.55 | 20 | -31.00 | |
|  Purczynski, Andrzej | | | 1182 | POL | 0.50 | 1 | -0.38 | 20 | -7.60 | |  Kaczmarek, Piotr | | | 1160 | POL | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Malkowski, Michal | | | 1258 | POL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Marczuk, Wojciech | | | 1377 | POL | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Malicka, Magdalena | | | 1364 | POL | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Walewska, Natalia | | | 1339 | POL | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Budrewicz, Henryk | | | 1295 | POL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Potynski, Hubert | | | 1304 | POL | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Protas, Jakub | | | 1288 | POL | 0.50 | 1 | -0.29 | 20 | -5.80 | |
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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