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Individual Calculations August 2018 |
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| Butkiewicz, Piotr Total change: 24.00 | |   |
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| 18th INTERNATIONAL NAJDORF CHESS FESTIVAL Gr. C | Warszawa | POL | 2018-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1400 | 1155 | 2.00 | 7 | 0.60 | 40 | 24.00 | |
|  Lazniewski, Tadeusz | | | 1505 | POL | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Szczygiel, Antoni | | | 1389 | POL | 0.50 | 1 | 0.29 | 40 | 11.60 | |  Wierzchowski, Grzegorz | | | 1375 | POL | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Jaworowski, Andre | | | 1356 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Iwaszkiewicz, Grzegorz | | | 1448 | POL | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Szemplinski, Jerzy | | | 1411 | POL | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Adamala, Jacek | | | 1318 | POL | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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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