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Individual Calculations December 2021 |
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| Volkov, Roman Total change: 13.20 | |   |
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| M.Chigorin Memorial 2021 | St. Petersburg | RUS | 2021-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2127 | 2163 | 5.50 | 9 | 0.66 | 20 | 13.20 | |
|  Rybakov, Sergey | | | 1763 * | RUS | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Smirnov, Yaroslav | | | 1763 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Aleksandrov, Aleksej | g | | 2534 | BLR | 1.00 | 1 | 0.90 | 20 | 18.00 | | | Kiselev, Pavel | f | | 2336 | RUS | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Shubin, Kirill | m | | 2463 | RUS | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Amanov, Zhanibek | m | | 2341 | KAZ | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Verbin, Valentina | | | 2023 | MDA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Nurgaliyeva, Zarina | | wc | 1949 | KAZ | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Seleznev, Mikhail V. | | | 1971 | 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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