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Individual Calculations November 2020 |
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| Piechota, Kamil Total change: 9.20 | |   |
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| Druzynowe Mistrzostwa Slaska Seniorow 2020 - Ekstraliga Round 7-9 | Chorzow | POL | 2020-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1792 | 1703 | 1.00 | 2 | 0.23 | 40 | 9.20 | |
|  Chrobak, Piotr | | | 1712 | POL | 0.50 | 1 | 0.01 | 40 | 0.40 | |  Ociepka, Tomasz | | | 1872 | POL | 0.50 | 1 | 0.22 | 40 | 8.80 | |
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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