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Individual Calculations February 2019 |
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| Song, Yuchen Total change: 0.00 | |   |
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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 | Rp | K | K*chg | Game |
| 1512 | 0 | 3.00 | 6 | 0.00 | 1512 | | 0.00 | |
|  Miao, Yuming | | | 1517 | CHN | 1.00 | 1 | 0.00 | | 0.00 | |  Ye, Fan | | | 1573 | CHN | 0.50 | 1 | 0.00 | | 0.00 | | | Cao, Ruoshui | | | 1384 | CHN | 0.50 | 1 | 0.00 | | 0.00 | | | Tikhomirov, Ivan | | | 1537 | RUS | 1.00 | 1 | 0.00 | | 0.00 | | | Zhai, Pinran | | | 1629 | CHN | 0.00 | 1 | 0.00 | | 0.00 | | | Liu, Jiapeng | | | 1429 | CHN | 0.00 | 1 | 0.00 | | 0.00 | |
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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