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Individual Calculations September 2023 |
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| Kowalczyk, Rafal Total change: 16.60 | |   |
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| Adolf Anderssen Chess Festival 2023 - Wroclaw Open A | Wroclaw | POL | 2023-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2191 | 2171 | 4.50 | 9 | 0.13 | 20 | 2.60 | |
|  Chrzanowski, Michal | | | 1987 | POL | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Razin, Vadim | | | 2378 | UKR | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Lalic, Bogdan | g | | 2346 | CRO | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Moranda, Wojciech | g | | 2576 | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ugorek, Kacper | | | 1989 | POL | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Stemmler, Fabian | | | 2141 | GER | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Kukula, Karol | | | 1939 | POL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Dobrowolski, Piotr | m | | 2411 | POL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Iwanczuk, Krzysztof | | | 1949 | POL | 0.00 | 1 | -0.78 | 20 | -15.60 | |
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) | | | | 59. Miedzynardowy Festiwal Szachowy im. Akiby Rubinsteina - Open A | Polanica-Zdroj | POL | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2171 | 5.50 | 9 | 0.70 | 20 | 14.00 | |
| | Chrzanowski, Michal | | | 1987 | POL | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Kazakovskiy, Valeriy | g | | 2558 | LTU | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Gradalski, Olaf | | | 2006 | POL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Stoma, Pawel | | | 2314 | POL | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Zabron, Maksym | | | 1996 | POL | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Sernecki, Franciszek | f | | 2303 | POL | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Barwinska, Ewa | | wc | 1996 | POL | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Golenia, Jan | | | 2182 | POL | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Krawczyk, Wojciech | | | 2034 | POL | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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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