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Individual Calculations October 2017 |
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| Checa, Nicolas D Total change: 8.30 | |   |
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| 2017 North American Junior (U20) Chess Championship | Irving, Texas | USA | 2017-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2314 | 2454 | 7.00 | 9 | 0.83 | 10 | 8.30 | |
|  Liu, Bovey | | | 2252 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | |  Guo, Arthur | f | | 2281 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Cao, Jason | f | | 2328 | CAN | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Hilby, Craig | m | | 2401 | USA | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Patel, Advait | | | 2410 | USA | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Hong, Andrew Z | f | | 2283 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Kumar, Nikhil | f | | 2317 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Yu, Jennifer R | f | wm | 2279 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Zhang, Yuanchen | f | | 2271 | CAN | 0.50 | 1 | -0.24 | 10 | -2.40 | |
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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