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Individual Calculations November 2023 |
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| Dukaczewski, Piotr Total change: 15.80 | |   |
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| 2023 IBCA World Individual Chess Championship for the Blind and Visually Impaired | Rhodes | GRE | 2023-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 2088 | 6.00 | 9 | 0.79 | 20 | 15.80 | |
|  Madjeric, Miroslav | | | 1688 * | CRO | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Vela Ignacio, Jose Manuel | | | 1873 | ESP | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Perttula, Juha | | | 1890 | FIN | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Mueller, Oliver | m | | 2275 | GER | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Clemente Llamero, Roberto | | | 2009 | ESP | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Grybas, Gintaras | | | 1920 | LTU | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Tazbir, Marcin | g | | 2499 | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Jandric, Damjan | c | | 2090 | SRB | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Shepelev, Igor | | | 2022 | UKR | 1.00 | 1 | 0.41 | 20 | 8.20 | | | * 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) | | |
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