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Individual Calculations September 2023 |
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| Zdanowicz, Piotr Total change: -6.20 | |   |
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| Poznan Challangers | Poznan | POL | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2101 | 1999 | 1.50 | 5 | -0.31 | 20 | -6.20 | |
|  Wojdak, Jan | | | 2096 | POL | 0.00 | 1 | -0.37 | 20 | -7.40 | |  Chaczynski, Kamil | | | 2123 | POL | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Bajerlein, Dawid | | | 2084 | POL | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Raczynski, Krzysztof | | | 2200 | POL | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Michalski, Karol | | | 2004 | POL | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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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