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Individual Calculations July 2023 |
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| Sosnowska, Elzbieta Total change: -8.20 | |   |
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| Mistrzostwa Polski Seniorow w Szachach na 2023 rok | Karpacz | POL | 2023-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1631 | 1679 | 4.50 | 9 | -0.41 | 20 | -8.20 | |
|  Skalski, Dariusz | | | 1279 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Leszner, Liliana | | wm | 1909 | POL | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Czajkowski, Ryszard | | | 2025 | POL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Przygrodzka, Marzanna | | | 1253 | POL | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Stepien, Janusz | | | 1899 | POL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Rajtar, Jaroslaw | | | 1496 | POL | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Steczko, Jozef | | | 1426 | POL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Brylowski, Marian | | | 1927 | POL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Szreder, Leopold | | | 1462 | POL | 0.50 | 1 | -0.28 | 20 | -5.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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