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Individual Calculations January 2023 |
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| Peterson, Ryan Harada Total change: -71.60 | |   |
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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 |
| 1623 | 1933 | 2.50 | 5 | -1.79 | 40 | -71.60 | |
|  He, Samuel | | | 1661 | USA | 0.00 | 1 | -0.83 | 40 | -33.20 | |  Guo, Edward | | | 1607 | USA | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Tran, Quan | | | 1608 | USA | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Jin, Jerry | | | 1687 | USA | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Ling, Chenxuan | | | 1552 | USA | 0.50 | 1 | -0.41 | 40 | -16.40 | |
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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