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Individual Calculations February 2019 |
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| Zhai, Pinran Total change: 13.60 | |   |
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| "Boyi Cup"China Youth Chess International Open Tournament 2019(Group B) | Harbin, China | CHN | 2019-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1598 | 1629 | 3.00 | 5 | 0.34 | 40 | 13.60 | |
|  Cao, Ruoshui | | | 1384 | CHN | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Ho, Chen Ee | | | 1744 | MAS | 0.50 | 1 | 0.16 | 40 | 6.40 | |  Ma, Binhe | | | 1700 | CHN | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Men, Jiayi | | wc | 1732 | CHN | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Liu, Jiapeng | | | 1429 | CHN | 0.50 | 1 | -0.26 | 40 | -10.40 | |
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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