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Individual Calculations April 2021 |
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| Dobrowolski, Aleksander Total change: 9.60 | |   |
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| III Dolnoslaska Liga Szachowa 2020/2021 r 1-3 | Dolny Slask | POL | 2021-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 2210 | 2.00 | 2 | 0.48 | 20 | 9.60 | |
|  Frej, Zofia | | | 1995 | POL | 1.00 | 1 | 0.23 | 20 | 4.60 | |  Kowalczuk, Wojciech | | | 2020 | POL | 1.00 | 1 | 0.25 | 20 | 5.00 | |
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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