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Individual Calculations August 2022 |
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| Zhou, Chelsea Total change: 27.60 | |   |
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| 50th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2022-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1774 | 1638 | 3.00 | 7 | 0.69 | 40 | 27.60 | |
|  Chu, Xiaoman | | | 1759 | CHN | 0.00 | 1 | -0.34 | 40 | -13.60 | |  Lee, Ryan | | | 1842 | USA | 0.50 | 1 | 0.26 | 40 | 10.40 | | | He, Levon | | | 1953 | USA | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Ho, Carter | | | 1790 | USA | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Coy, Matthew Miller | | | 1676 | USA | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Zhang, Eric J | | | 1819 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Qian, Bobby | | | 1578 | USA | 0.00 | 1 | -0.58 | 40 | -23.20 | |
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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