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Individual Calculations October 2017 |
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| Zhang, Yuanchen Total change: 10.80 | |   |
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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 |
| 2322 | 2271 | 4.00 | 8 | 0.54 | 20 | 10.80 | |
|  Kumar, Nikhil | f | | 2317 | USA | 0.50 | 1 | 0.06 | 20 | 1.20 | |  Tiglon, Bryce | m | | 2395 | USA | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Taghizadeh, Rayan | f | | 2374 | USA | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Hong, Andrew Z | f | | 2283 | USA | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Proleiko, Julian | | | 2148 | USA | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Peng, David T | f | | 2351 | USA | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Liu, Bovey | | | 2252 | USA | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Checa, Nicolas D | m | | 2454 | USA | 0.50 | 1 | 0.24 | 20 | 4.80 | |
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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