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Individual Calculations September 2019 |
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| Liu, Yan Total change: 5.60 | |   |
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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 |
| 2501 | 2516 | 4.50 | 9 | -0.21 | 10 | -2.10 | |
|  Xu, Minghui | | | 2401 | CHN | 0.50 | 1 | -0.16 | 10 | -1.60 | |  Gan-Erdene, Sugar | | | 2408 | MGL | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Le, Quang Liem | g | | 2713 | VIE | 0.50 | 1 | 0.25 | 10 | 2.50 | | | Sethuraman, S.p. | g | | 2630 | IND | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Chen, Qi B | m | | 2414 | CHN | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Chu, Wei Chao | m | | 2406 | CHN | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Motylev, Alexander | g | | 2654 | RUS | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Wang, Chen | m | | 2476 | CHN | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Lin, Yi | m | | 2406 | CHN | 0.50 | 1 | -0.15 | 10 | -1.50 | |
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 |
| 2587 | 2518 | 2.00 | 3 | 0.77 | 10 | 7.70 | |
| | Naiditsch, Arkadij | g | | 2675 | AZE | 1.00 | 1 | 0.71 | 10 | 7.10 | | | Cheparinov, Ivan | g | | 2663 | GEO | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Chen, Qi B | m | | 2422 | CHN | 0.50 | 1 | -0.13 | 10 | -1.30 | |
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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