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Individual Calculations May 2023 |
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| Kostyuchenko, Vladimir Total change: -43.80 | |   |
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| St. Petersburg Seniors Championship 2023 | St. Petersburg | RUS | 2023-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1751 | 2124 | 5.50 | 9 | -2.19 | 20 | -43.80 | |
|  Berestovitskiy, Erlen | | | 1729 | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Penkov, Aleksey | | | 1527 | RUS | 0.50 | 1 | -0.48 | 20 | -9.60 | | | Mironovich, Mark | | | 1832 | RUS | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Simkin, Alexander | | | 1724 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Suvorov, Aleksandr | | | 1877 | RUS | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Podsevny, Alexander | | | 1787 | RUS | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Zakharov, Yuri | | | 1351 | RUS | 1.00 | 1 | 0.00 | 20 | 0.00 | | | Berlin, Grigoriy | | | 2184 | RUS | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Nikitinyh, Boris | | | 1749 | RUS | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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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