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Individual Calculations December 2019 |
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| Swiatkowski, Piotr Total change: -6.00 | |   |
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| IV DLS Okreg Walbrzyski 2019-2020 Round 1-3 | Dolny Slask | POL | 2019-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1618 | 1433 | 0.50 | 3 | -0.30 | 20 | -6.00 | |
|  Kolodziejski, Piotr | | | 1714 | POL | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Weryszko, Mariusz | | | 1491 | POL | 0.50 | 1 | 0.08 | 20 | 1.60 | |  Findysz, Tomasz | | | 1650 | POL | 0.00 | 1 | -0.22 | 20 | -4.40 | |
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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