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Individual Calculations August 2019 |
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| Grochowski, Kosma Total change: -27.20 | |   |
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| Najdorf Chess Festival gr. B | Warszawa | POL | 2019-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1746 | 1930 | 4.50 | 8 | -1.36 | 20 | -27.20 | |
|  Radecki, Wojciech | | | 1728 | POL | 0.00 | 1 | -0.76 | 20 | -15.20 | |  Dalkowski, Rafal | | | 1731 | POL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Maminski, Hubert | | | 1728 | POL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Dwilewicz, Agata | | | 1755 | POL | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Sidorczuk, Pawel | | | 1599 | POL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Zolotariov, Georgiy | | | 1891 | UKR | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Rogala, Milosz | | | 1829 | POL | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Zdybel, Przemyslaw | | | 1710 | POL | 0.00 | 1 | -0.78 | 20 | -15.60 | |
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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