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Individual Calculations December 2021 |
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| Poulton, James R Total change: 1.10 | |   |
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| Central London Chess Congress - Open | London | ENG | 2021-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2113 | 2359 | 4.00 | 5 | 0.11 | 10 | 1.10 | |
|  Green, Michael | | | 1972 | ENG | 1.00 | 1 | 0.09 | 10 | 0.90 | |  Onslow, Alfie | | | 2025 | ENG | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Finn, Peter | | | 2009 | ENG | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Cherniaev, Alexander | g | | 2396 | RUS | 0.00 | 1 | -0.45 | 10 | -4.50 | | | Lalic, Peter D | | | 2161 | ENG | 1.00 | 1 | 0.24 | 10 | 2.40 | |
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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