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Individual Calculations September 2019 |
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| Dai, Changren Total change: 2.50 | |   |
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| 2019 Belt and Road China Hunan International Chess Open (Category A) | Chang Sha , China | CHN | 2019-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2577 | 2510 | 4.00 | 9 | 0.26 | 10 | 2.60 | |
|  Yu, Yangyi | g | | 2736 | CHN | 0.50 | 1 | 0.29 | 10 | 2.90 | |  Le, Quang Liem | g | | 2713 | VIE | 0.50 | 1 | 0.26 | 10 | 2.60 | | | Matlakov, Maxim | g | | 2701 | RUS | 0.00 | 1 | -0.25 | 10 | -2.50 | | | Raja, Harshit | m | | 2434 | IND | 1.00 | 1 | 0.40 | 10 | 4.00 | | | Chu, Wei Chao | m | | 2406 | CHN | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Zou, Chen | f | | 2440 | CHN | 1.00 | 1 | 0.40 | 10 | 4.00 | | | Parligras, Mircea-Emilian | g | | 2638 | ROU | 0.00 | 1 | -0.33 | 10 | -3.30 | | | Najer, Evgeniy | g | | 2678 | RUS | 0.00 | 1 | -0.28 | 10 | -2.80 | | | Zhao, Yuanhe | | | 2448 | CHN | 0.50 | 1 | -0.09 | 10 | -0.90 | |
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) | | | | 2019 Chinese Chess League Division A 12-15 | Jia Xing | CHN | 2019-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2632 | 2509 | 1.00 | 3 | -0.01 | 10 | -0.10 | |
| | Xu, Yinglun | g | | 2560 | CHN | 1.00 | 1 | 0.57 | 10 | 5.70 | | | Wei, Yi | g | | 2727 | CHN | 0.00 | 1 | -0.22 | 10 | -2.20 | | | Lu, Shanglei | g | | 2610 | CHN | 0.00 | 1 | -0.36 | 10 | -3.60 | |
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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