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Individual Calculations December 2021 |
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| Yakimova, Mariya Total change: -21.00 | |   |
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| M.Chigorin Memorial 2021 | St. Petersburg | RUS | 2021-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 2219 | 5.50 | 9 | -1.05 | 20 | -21.00 | |
|  Isfandiyarli, Kamal | | | 1819 * | AZE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Verbin, Valentina | | | 2023 | MDA | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Romanov, Nikita M. | | | 1932 | RUS | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Nuritdinov, Nizomitdin | | | 1819 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Zeliantsova, Kseniya | | wf | 1952 | BLR | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Ismayil, Malak | | wc | 2067 | AZE | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Volkov, Sergey | g | | 2541 | RUS | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Pogorelskikh, Sofia | | | 2051 | RUS | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Postanogov, Dmitrii | | | 2026 | RUS | 0.50 | 1 | -0.25 | 20 | -5.00 | | | * 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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