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Individual Calculations May 2024 |
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| Pierzak, Rafael Total change: -19.80 | |   |
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| Columbus Energy Mistrzostwa Polski Amatorow - do 1820 FIDE | Sianozety | POL | 2024-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1685 | 1819 | 5.00 | 9 | -0.99 | 20 | -19.80 | |
|  Olej, Dariusz | | | 1693 | POL | 1.00 | 1 | 0.33 | 20 | 6.60 | |  Stepien, Janusz | | | 1732 | POL | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Haluja, Wiktor | | | 1756 | POL | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Warsinski, Pawel | | | 1700 | POL | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Czepczynski, Boguslaw | | | 1771 | POL | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Siwek, Kornel | | | 1438 | POL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Pietras, Maksymilian | | | 1733 | POL | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Hombek, Mariusz | | | 1531 | POL | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Iwan, Patryk | | | 1813 | POL | 0.50 | 1 | -0.01 | 20 | -0.20 | |
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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