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Individual Calculations January 2020 |
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| Ma, Qun Total change: 2.70 | |   |
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| 2019 Chinese Chess League Division A 19-22 | China | CHN | 2019-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2675 | 2627 | 2.00 | 4 | 0.27 | 10 | 2.70 | |
|  Ni, Hua | g | | 2669 | CHN | 0.50 | 1 | 0.06 | 10 | 0.60 | |  Malakhov, Vladimir | g | | 2668 | RUS | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Zhao, Jun | g | | 2639 | CHN | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Andreikin, Dmitry | g | | 2724 | RUS | 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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