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Individual Calculations December 2017 |
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| Katz, Alexander Total change: -3.40 | |   |
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| 48th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2312 | 2351 | 1.50 | 3 | -0.17 | 20 | -3.40 | |
|  Guo, Arthur | f | | 2219 | USA | 0.50 | 1 | -0.18 | 20 | -3.60 | |  Gorti, Akshita | f | wm | 2196 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Moradiabadi, Elshan | g | | 2521 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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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