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Individual Calculations August 2018 |
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| Berdyga, Mariusz Total change: 21.00 | |   |
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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 |
| 1439 | 1257 | 3.00 | 7 | 1.05 | 20 | 21.00 | |
|  Iwaszkiewicz, Grzegorz | | | 1448 | POL | 1.00 | 1 | 0.75 | 20 | 15.00 | |  Wiktorowski, Janusz | | | 1453 | POL | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Socko, Weronika | | | 1469 | POL | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Rak, Jacek | | | 1457 | POL | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Kedzierski, Aleksander | | | 1544 | POL | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Skonieczny, Marcin | | | 1117 | POL | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Dlugolecki, Wladyslaw | | | 1583 | POL | 0.00 | 1 | -0.13 | 20 | -2.60 | |
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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