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Rapid:
Individual Calculations January 2023 |
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| Kostyuchenko, Vladimir Total change: -13.60 | |   |
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| St. Petersburg Seniors Rapid Championship 2022 | St. Petersburg | RUS | 2022-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 2014 | 5.00 | 9 | -0.68 | 20 | -13.60 | |
|  Penkov, Aleksey | | | 1689 | RUS | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Berezhkov, Vyacheslav | | | 1753 | RUS | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Ivanova, Tatiana | | | 2005 | RUS | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Estrin, Mark | | | 1939 | RUS | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Kruglikov, Alexander | | | 1943 | RUS | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Levitskiy, Petr | | | 1603 | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Maltsev, Alexander | | | 2363 | RUS | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Simkin, Alexander | | | 1614 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Berlin, Grigoriy | | | 2141 | RUS | 0.00 | 1 | -0.33 | 20 | -6.60 | | | * 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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