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Individual Calculations August 2017 |
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| Yoo, Christopher Woojin Total change: 76.00 | |   |
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| 45th Annual World Open | Philadelphia, Pennsylvania | USA | 2017-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2110 | 2128 | 4.00 | 8 | -0.07 | 40 | -2.80 | |
|  Nakar, Eylon | m | | 2476 | ISR | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Mishra, Prateek | | | 1931 | USA | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Wang, Jason | | | 2016 | USA | 0.00 | 1 | -0.65 | 40 | -26.00 | | | Lee, Jayden Z | | | 1728 * | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Hu, Pinyi | | | 1728 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kretchetov, Alexandre | f | | 2263 | RUS | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Grabinsky, Aaron | | | 2338 | USA | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Zhu, Jack Q | | | 2400 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | * 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) | | | | 2017 North American Youth Chess Championship - U16 | Morristown, New Jersey | USA | 2017-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2118 | 2166 | 7.00 | 9 | 1.97 | 40 | 78.80 | |
| | Xu, Jeffrey | c | | 1924 | CAN | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Qi, Henry | | | 1975 | USA | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Jacobson, Brandon | c | | 2332 | USA | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Doknjas, Joshua | c | | 2171 | CAN | 1.00 | 1 | 0.51 | 40 | 20.40 | | | Cai, Jason | | | 2134 | CAN | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Liang, Hairan | | | 2107 | CAN | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Kim, Yoon-Young | | | 2302 | USA | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Chen, Richard | c | | 2176 | CAN | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Ouellet, Maili-Jade | | wm | 1944 | CAN | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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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