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Individual Calculations September 2023 |
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| Bugajski, Robert Total change: -15.40 | |   |
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| 59. Miedzynardowy Festiwal Szachowy im. Akiby Rubinsteina - Open C | Polanica-Zdroj | POL | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1654 | 1943 | 5.50 | 8 | -0.77 | 20 | -15.40 | |
|  Zdziarski, Waldemar | | | 1280 | POL | 1.00 | 1 | 0.01 | 20 | 0.20 | |  Wasik, Jozef | | | 1595 | POL | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Krupa, Jerzy | | | 1810 | POL | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Gromada, Andrzej | | | 1703 | POL | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Biel, Maciej | | | 1450 | POL | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Zak, Tomasz | | | 1543 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Chubar, Vladimir | m | | 1781 | UKR | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Kowalczuk, Wojciech | | | 2073 | POL | 0.50 | 1 | 0.18 | 20 | 3.60 | | | * 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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