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Individual Calculations February 2019 |
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| Sun, Chao Total change: -13.60 | |   |
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| "Boyi Cup"China Youth Chess International Open Tournament 2019(Group A) | Harbin, China | CHN | 2019-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2009 | 2080 | 5.00 | 9 | -0.34 | 40 | -13.60 | |
|  Hou, Yifan B | | | 1843 | CHN | 0.00 | 1 | -0.80 | 40 | -32.00 | |  Di, Xu Wei | | | 1967 | MAS | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Aragones, Jerome Angelo | | | 1823 | PHI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Li, Guohao | | | 2045 | CHN | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Marin, Sam | | | 2038 | CAN | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Ning, Kaiyu | | | 2267 | CHN | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Gu, Jiazhen | | | 1968 | CHN | 0.00 | 1 | -0.65 | 40 | -26.00 | | | Zheng, Fangbing | | | 1964 | CHN | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Concio, Michael Jr. | | | 2162 | PHI | 1.00 | 1 | 0.61 | 40 | 24.40 | |
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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