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Individual Calculations July 2023 |
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| Lau, Lut Yin Luke Total change: -11.20 | |   |
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| London Chess League Weekend Congress June - Open | London | ENG | 2023-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1784 | 2025 | 2.50 | 4 | -0.56 | 20 | -11.20 | |
|  Sedykh, Stakhey | | | 1633 | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Llewellyn, Julian D | | | 1737 | ENG | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Macphail, Kieran | | | 1678 | ENG | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Sedykh, Mikhail | | | 2088 | ENG | 0.00 | 1 | -0.41 | 20 | -8.20 | |
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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