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Individual Calculations August 2018 |
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| Grochowski, Kosma Total change: 3.60 | |   |
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| 18th INTERNATIONAL NAJDORF CHESS FESTIVAL Gr. B | Warszawa | POL | 2018-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1769 | 1931 | 6.50 | 9 | 0.18 | 20 | 3.60 | |
|  Maminski, Hubert | | | 1700 | POL | 0.50 | 1 | -0.29 | 20 | -5.80 | |  Pawicka, Magdalena | | | 1718 | POL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Lendzion, Kamil | | | 1663 | POL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Zelak, Wladyslaw | | | 1800 | POL | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Bajkowski, Marcin | | | 1919 | POL | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Bartoszewski-Reiski, Olaf | | | 1577 | POL | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Czechowski, Jakub | | | 1880 | POL | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Poziomkowski, Szymon | | | 1767 | POL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Paliwoda, Borys | | | 1894 | POL | 1.00 | 1 | 0.45 | 20 | 9.00 | |
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) | | |
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