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Individual Calculations October 2017 |
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| Peng, David T Total change: -21.00 | |   |
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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 |
| 2215 | 2351 | 5.00 | 9 | -1.05 | 20 | -21.00 | |
|  Capocyan, Sam L | | | 2138 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | |  Yu, Jennifer R | f | wm | 2279 | USA | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Hong, Andrew Z | f | | 2283 | USA | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Ghatti, Sanjay | | | 2204 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Tsay, Vincent | | | 2031 | USA | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Kung, Thomas | | | 2146 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Zhang, Yuanchen | f | | 2271 | CAN | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Hilby, Craig | m | | 2401 | USA | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Li, Yinshi | | | 2185 | CAN | 1.00 | 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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