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Individual Calculations January 2017 |
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| Zhang, Chao Total change: -5.80 | |   |
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| 47th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2016-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2182 | 2217 | 3.00 | 6 | -0.29 | 20 | -5.80 | |
|  Miyasaka, Matthew S | | | 2017 | USA | 0.50 | 1 | -0.26 | 20 | -5.20 | |  Zhou, Ziwen | | | 2147 | USA | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Sena, Juan | | | 2087 | DOM | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Huang, Andy | | | 2134 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Sarkar, Justin | m | | 2424 | USA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Bonin, Jay R | m | | 2280 | USA | 0.00 | 1 | -0.41 | 20 | -8.20 | |
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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