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Individual Calculations August 2017 |
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| Liang, Hairan Total change: 35.60 | |   |
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| 45th Annual World Open | Philadelphia, Pennsylvania | USA | 2017-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2099 | 2107 | 3.50 | 8 | -0.54 | 40 | -21.60 | |
|  Smith, Bryan G | g | | 2441 | USA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Mishra, Prateek | | | 1931 | USA | 0.50 | 1 | -0.23 | 40 | -9.20 | |  Colas, Joshua | f | | 2369 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Samadashvili, Martha | | wf | 1943 | USA | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Yu, Jennifer R | | wm | 2318 | USA | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Lee, Jayden Z | | | 1707 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Virkud, Apurva | | wf | 2252 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Giurgiu, Ionatan | | | 1830 | ROU | 0.50 | 1 | -0.33 | 40 | -13.20 | | | * 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 CYCC U16 Open | Sault Ste. Marie | CAN | 2017-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 2107 | 4.00 | 5 | 0.89 | 40 | 35.60 | |
| | Wu, Chenxi | | | 1758 | CAN | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Chen, Richard | c | | 2176 | CAN | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Xu, Jeffrey | c | | 1924 | CAN | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Doknjas, Joshua | c | | 2171 | CAN | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Liu, Zhanhe (lambert) | | | 1980 | CAN | 1.00 | 1 | 0.33 | 40 | 13.20 | |
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) | | | | 2017 North American Youth Chess Championship - U16 | Morristown, New Jersey | USA | 2017-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2157 | 2107 | 4.00 | 8 | 0.54 | 40 | 21.60 | |
| | Sam, Gabriel | | | 2194 | USA | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Tian, Eddy | | | 1967 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Cai, Jason | | | 2134 | CAN | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Jacobson, Brandon | c | | 2332 | USA | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Yoo, Christopher Woojin | | | 2166 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Chen, Richard | c | | 2176 | CAN | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Doknjas, Joshua | c | | 2171 | CAN | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Rodrigue-Lemieux, Shawn | f | | 2118 | CAN | 0.50 | 1 | 0.02 | 40 | 0.80 | |
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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