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Individual Calculations August 2019 |
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| Pietrzak, Wojciech Total change: -41.00 | |   |
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| Najdorf Chess Festival gr. B | Warszawa | POL | 2019-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1634 | 1814 | 4.50 | 9 | -2.05 | 20 | -41.00 | |
|  Porebiak, Mateusz | | | 1615 | POL | 1.00 | 1 | 0.24 | 20 | 4.80 | |  Jaskulski, Jan | | | 1513 | POL | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Klim, Filip | | | 1557 | POL | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Socko, Szymon | | | 1685 | POL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Warchol, Kamil | c | | 1573 | POL | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Stachecki, Mikolaj | | | 1628 | POL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Gajewski, Dariusz | | | 1747 | POL | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Maciulaityte, Barbora | | | 1708 | LTU | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Rouda Essa, Alserkal | | wc | 1684 | UAE | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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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