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Individual Calculations July 2023 |
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| Ciesielski, Marceli Total change: 8.80 | |   |
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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 |
| 1756 | 1769 | 3.00 | 5 | 0.44 | 20 | 8.80 | |
|  Napolitano, Domenico | | | 1414 | ENG | 0.50 | 1 | -0.39 | 20 | -7.80 | |  Berkley, Stephen W | | | 1615 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Peoples, Jonathon | | | 1933 | IRL | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Lalic, Peter D | c | | 2081 | ENG | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Llewellyn, Julian D | | | 1737 | ENG | 0.50 | 1 | -0.04 | 20 | -0.80 | |
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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