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Individual Calculations January 2019 |
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| Wang, Jason Total change: 1.60 | |   |
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| 2018 Saint Louis Chess Club Championship | Saint Louis, Missouri | USA | 2018-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2125 | 2241 | 2.50 | 4 | 0.04 | 40 | 1.60 | |
|  Zhou, Iris | | | 1952 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | |  Sayler, David | | | 1841 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Colas, Joshua | f | | 2308 | USA | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Li, Zhaozhi | m | | 2399 | USA | 0.00 | 1 | -0.29 | 40 | -11.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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