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Individual Calculations December 2019 |
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| Kupryjanczyk, Jan Total change: -12.20 | |   |
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| Wielkopolska III Liga Szachowa 2019/2020 Round 1-3 | Poznan | POL | 2019-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1648 | 0.00 | 2 | -0.61 | 20 | -12.20 | |
|  Kozlowski, Tomasz | | | 1789 | POL | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Lukaszewicz, Piotr | | | 1801 | POL | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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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