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Individual Calculations December 2023 |
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| Rychkov, Roman Total change: 14.20 | |   |
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| 54th annual National Chess Congress - Premier | Philadelphia, PA | USA | 2023-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 2006 | 4.00 | 6 | 0.71 | 20 | 14.20 | |
|  Mariappan, Anish M | | | 1868 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | |  Chen, Derek | | | 1920 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Liang, Jason | m | | 2451 | USA | 0.00 | 1 | -0.06 | 20 | -1.20 | | | Hoffman, Luc William Crim | | | 1922 | USA | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Martin, Zachary David | | | 1934 | USA | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Wang, Kevin | | | 1853 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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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