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Individual Calculations December 2021 |
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| Sultan, Ibrahim Total change: -54.60 | |   |
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| M.Chigorin Memorial 2021 | St. Petersburg | RUS | 2021-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 2098 | 4.50 | 9 | -2.73 | 20 | -54.60 | |
|  Jafarova, Aysel | | | 1698 * | AZE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Shubin, Kirill | m | | 2463 | RUS | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Klevets, Ksenia | | | 1802 | RUS | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Surkova, Sofya | | | 1763 | RUS | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Klobukov, Sergey | | | 1698 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Petrova, Varvara | | | 1716 | RUS | 0.00 | 1 | -0.91 | 20 | -18.20 | | | Shvetsov, Valery | | | 1698 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Satanovskaia, Evgeniia | | | 1709 | RUS | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Piatrenka, Ivan | | | 1837 | BLR | 0.50 | 1 | -0.32 | 20 | -6.40 | | | * 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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