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Individual Calculations December 2018 |
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| Duda, Lucas Total change: -9.00 | |   |
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| Central London Chess Congress Open 2018 | London | ENG | 2018-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1918 | 1793 | 1.00 | 4 | -0.45 | 20 | -9.00 | |
|  Chapman, Terry P D | f | | 2172 | ENG | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Rogers, Tim L | | | 2018 | ENG | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Stern, Robert | | | 1829 | ENG | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Papathanasopoulos, Nikolaos | | | 1651 | GRE | 0.50 | 1 | -0.19 | 20 | -3.80 | |
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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