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Individual Calculations January 2023 |
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| Chen, Patrick Peiran Total change: 11.20 | |   |
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| 53rd annual National Chess Congress - 1800-2199 | Philadelphia, PA | USA | 2022-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1710 | 1501 | 1.00 | 3 | 0.28 | 40 | 11.20 | |
|  Wang, Lilian | | | 1654 | USA | 1.00 | 1 | 0.70 | 40 | 28.00 | |  Hua, Charles | | | 1790 | USA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Jin, Jerry | | | 1687 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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