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Individual Calculations August 2018 |
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| Przybylik, Mariusz Total change: -15.80 | |   |
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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 |
| 1353 | 1103 | 0.00 | 4 | -0.79 | 20 | -15.80 | |
|  Wiktorowski, Janusz | | | 1453 | POL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Rozak, Jakub | | | 1328 | POL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Derylo, Adam | | | 1351 | POL | 0.00 | 1 | -0.19 | 20 | -3.80 | |  Rozycki, Dariusz | | | 1281 | POL | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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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