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Individual Calculations December 2017 |
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| Wei, Yi Total change: 4.20 | |   |
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| 2017 Chinese Chess League Division A (16-18) | Ningbo | CHN | 2017-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2576 | 2739 | 2.50 | 3 | 0.42 | 10 | 4.20 | |
|  Li, Chao B | g | | 2741 | CHN | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Zhang, Ziji | | | 2387 | CHN | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Zhao, Jun | g | | 2601 | CHN | 1.00 | 1 | 0.31 | 10 | 3.10 | |
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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