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Individual Calculations September 2021 |
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| Marszalek, Maciej Total change: -12.40 | |   |
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| Wroclaw OPEN 2021- group A | Wroclaw | POL | 2021-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 2303 | 7.00 | 9 | -0.25 | 10 | -2.50 | |
|  Gradalski, Olaf | | | 1919 | POL | 0.50 | 1 | -0.41 | 10 | -4.10 | |  Bielan, Jakub | | | 1903 * | POL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Grot, Blazej | c | | 1903 * | POL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Szoen, Dariusz | m | | 2394 | POL | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Ciborowski, Konrad Jr | | | 1903 * | POL | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Rog, Bartlomiej | | | 1981 | POL | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Schletter, Felix | | | 1903 * | GER | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Piotrowski, Przemyslaw | f | | 2241 | POL | 0.50 | 1 | -0.09 | 10 | -0.90 | | | Barchuk, Irina | | | 2038 | UKR | 1.00 | 1 | 0.18 | 10 | 1.80 | | | * 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) | | | | 57th Akiba Rubinstein Chess Festival - OPEN A | Polanica-Zdroj | POL | 2021-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2113 | 2303 | 5.50 | 9 | -0.99 | 10 | -9.90 | |
| | Starosciak, Szymon | | | 1956 | POL | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Jobava, Baadur | g | | 2603 | GEO | 0.00 | 1 | -0.15 | 10 | -1.50 | | | Majocha, Piotr | | | 1978 | POL | 0.50 | 1 | -0.37 | 10 | -3.70 | | | Rog, Bartlomiej | | | 1981 | POL | 0.50 | 1 | -0.37 | 10 | -3.70 | | | Praczukowski, Stanislaw | | | 2073 | POL | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Karut, Kacper | | | 1903 * | POL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Golecki, Jan | | | 2102 | POL | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Lukasiewicz, Krzysztof | f | | 2318 | POL | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Giacomini, Hector | | | 2104 | FRA | 0.50 | 1 | -0.26 | 10 | -2.60 | | | * 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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