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Individual Calculations February 2020 |
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| Wojtaszewski, Piotr Total change: -15.20 | |   |
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| International Chess Festival VARSOVIA 2019 - group A | Warszawa | POL | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2107 | 2045 | 4.00 | 8 | 0.47 | 20 | 9.40 | |
|  Niekras, Dawid | f | | 2331 | POL | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Janeczko, Jakub | | | 1906 | POL | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Czechowski, Jakub | | | 1963 | POL | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Chyzy, Jakub | f | | 2291 | POL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Harazinska, Magdalena | | wf | 1994 | POL | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Vysochin, Spartak | g | | 2445 * | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Starosta, Martyna | | wc | 2019 | POL | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Jarocka, Liwia | f | wf | 1907 | POL | 1.00 | 1 | 0.31 | 20 | 6.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Otwarta Liga Mazowiecka 2019/2020 Round 3-8 | Masovian district | POL | 2020-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 2053 | 1.50 | 4 | -1.23 | 20 | -24.60 | |
| | Markiewicz, Michal | | | 1842 | POL | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Grodecki, Filip | | | 1761 | POL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Liberadzki, Slawomir | | | 1981 | POL | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Krasiewicz, Robert | | | 2044 | POL | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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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