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Individual Calculations October 2017 |
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| Guo, Arthur Total change: -29.60 | |   |
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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 |
| 2227 | 2281 | 2.00 | 5 | -0.74 | 40 | -29.60 | |
|  Vaidya, Atreya | | | 1881 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Checa, Nicolas D | m | | 2454 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Kung, Thomas | | | 2146 | USA | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Taghizadeh, Rayan | f | | 2374 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Yu, Jennifer R | f | wm | 2279 | USA | 0.00 | 1 | -0.50 | 40 | -20.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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