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Individual Calculations August 2017 |
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| Xu, Jeffrey Total change: 91.60 | |   |
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| 2017 CYCC U16 Open | Sault Ste. Marie | CAN | 2017-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 1924 | 1.00 | 4 | -0.06 | 40 | -2.40 | |
|  Doknjas, Joshua | c | | 2171 | CAN | 0.50 | 1 | 0.31 | 40 | 12.40 | |  Liang, Hairan | | | 2107 | CAN | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Liu, Zhanhe (lambert) | | | 1980 | CAN | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Chen, Richard | c | | 2176 | CAN | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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) | | | | 2017 North American Youth Chess Championship - U16 | Morristown, New Jersey | USA | 2017-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2106 | 1924 | 4.50 | 8 | 2.35 | 40 | 94.00 | |
| | Yoo, Christopher Woojin | | | 2166 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Liu, Zhanhe | | | 1980 | CAN | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Miyasaka, Marcus M | f | | 2145 | USA | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Chen, Richard | c | | 2176 | CAN | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Mathur, Rithwik | | | 2093 | USA | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Nguyen, Trung | f | | 2146 | USA | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Rodrigue-Lemieux, Shawn | f | | 2118 | CAN | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Potula, Kapish | | | 2021 | USA | 1.00 | 1 | 0.63 | 40 | 25.20 | |
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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