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Individual Calculations August 2021 |
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| Dalkowski, Rafal Total change: 271.70 | |   |
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| Najdorf Chess Festival 2021 gr. A | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2223 | 1980 | 5.50 | 9 | 3.65 | 38 | 138.70 | |
|  Godzwon, Iwo | f | | 2375 | POL | 1.00 | 1 | 0.92 | 38 | 34.96 | |  Chylewski, Patryk | f | | 2290 | POL | 0.50 | 1 | 0.36 | 38 | 13.68 | | | Kiolbasa, Oliwia | | wm | 2255 | POL | 0.00 | 1 | -0.17 | 38 | -6.46 | | | Czernek, Tymon | f | | 2171 | POL | 0.50 | 1 | 0.25 | 38 | 9.50 | | | Sowul, Bartosz | | | 2186 | POL | 0.50 | 1 | 0.26 | 38 | 9.88 | | | Karpus, Michal | f | | 2271 | POL | 1.00 | 1 | 0.85 | 38 | 32.30 | | | Kubicka, Anna | | wm | 2210 | POL | 0.00 | 1 | -0.21 | 38 | -7.98 | | | Krzywda, Andrzej | c | | 2105 | POL | 1.00 | 1 | 0.67 | 38 | 25.46 | | | Kaczmarek, Arkadiusz | | | 2147 | POL | 1.00 | 1 | 0.72 | 38 | 27.36 | |
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) | | | | Warsaw Chess Open - A | Warszawa | POL | 2021-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2205 | 1980 | 5.50 | 9 | 3.50 | 38 | 133.00 | |
| | Paszewski, Mateusz | f | | 2280 | POL | 0.00 | 1 | -0.15 | 38 | -5.70 | | | Skrzypczak, Piotr | | | 2144 | POL | 1.00 | 1 | 0.72 | 38 | 27.36 | | | Rasti, Arvin | | | 2248 | SWE | 0.00 | 1 | -0.17 | 38 | -6.46 | | | Alvarado, Carlos | | | 2152 | PER | 1.00 | 1 | 0.73 | 38 | 27.74 | | | Zgadzaj, Rafal | | | 2083 | POL | 0.00 | 1 | -0.36 | 38 | -13.68 | | | Shilov, Sergej | f | | 2197 | UKR | 1.00 | 1 | 0.78 | 38 | 29.64 | | | Kubicka, Anna | | wm | 2210 | POL | 0.50 | 1 | 0.29 | 38 | 11.02 | | | Goslawski, Michal | | | 2174 | POL | 1.00 | 1 | 0.75 | 38 | 28.50 | | | Mis, Mieszko | f | | 2361 | POL | 1.00 | 1 | 0.91 | 38 | 34.58 | |
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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