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Individual Calculations August 2023 |
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| Poltorak, Sebastian Total change: -6.20 | |   |
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| Poznan Masters | Poznan | POL | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2317 | 2362 | 2.50 | 5 | -0.31 | 20 | -6.20 | |
|  Chojnacki, Krzysztof | m | | 2317 | POL | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Niekras, Dawid | f | | 2303 | POL | 0.50 | 1 | -0.08 | 20 | -1.60 | |  Janaszak, Dawid | f | | 2316 | POL | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Nowak, Mikolaj | | | 2363 | POL | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Zakrzewski, Marek | f | | 2284 | POL | 0.00 | 1 | -0.61 | 20 | -12.20 | |
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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