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Individual Calculations December 2021 |
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| Duda, Leon Total change: -6.80 | |   |
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| Druzynowe Mistrzostwa Slaska Juniorow - Ekstraliga Slaska Juniorow 2021 Round 7-9 | Chorzow | POL | 2021-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1641 | 1405 | 0.50 | 3 | -0.17 | 40 | -6.80 | |
|  Lysakowski, Piotr | | | 1589 | POL | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Pelka, Michal | | | 1805 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Chmiel, Pawel | | | 1530 | POL | 0.50 | 1 | 0.17 | 40 | 6.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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