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Individual Calculations September 2023 |
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| Yang, Jingyun Total change: -2.10 | |   |
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| Washington Open - Open | Redmond, WA | USA | 2023-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 2022 | 4.50 | 6 | 0.23 | 35 | 8.05 | |
|  Aliyev, Timur | | | 2257 | ISR | 1.00 | 1 | 0.79 | 35 | 27.65 | |  Zhu, Jamie | | | 1668 | USA | 0.50 | 1 | -0.39 | 35 | -13.65 | | | Xu, Owen | | | 1622 * | USA | 1.00 | 1 | 0.08 | 35 | 2.80 | | | Kona, Vidip | | | 1794 | USA | 0.50 | 1 | -0.29 | 35 | -10.15 | | | Chang, Eddie | | | 1712 | USA | 1.00 | 1 | 0.14 | 35 | 4.90 | | | Rozenfeld, Yevgeniy | | | 1947 | USA | 0.50 | 1 | -0.10 | 35 | -3.50 | | | * 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) | | | | 2023 Canadian Open Chess Championship - Open | Calgary, Alberta | CAN | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 2077 | 6.00 | 10 | -1.24 | 35 | -43.40 | |
| | Yin, Zeming | | | 1748 | CAN | 0.50 | 1 | -0.38 | 35 | -13.30 | | | Sembrano, Joshua | | | 1666 | CAN | 0.50 | 1 | -0.42 | 35 | -14.70 | | | Bince, Rolando | | | 1806 | CAN | 1.00 | 1 | 0.17 | 35 | 5.95 | | | Douglas, Richard | | | 1679 | CAN | 1.00 | 1 | 0.08 | 35 | 2.80 | | | Liu, Zachary Hankun | | | 1776 | CAN | 0.50 | 1 | -0.35 | 35 | -12.25 | | | Atanasov, Anthony | f | | 2367 | CAN | 0.50 | 1 | 0.34 | 35 | 11.90 | | | Hoekman, Samuel | | | 1782 | CAN | 0.50 | 1 | -0.35 | 35 | -12.25 | | | Dorrance, Adam | | | 2268 | CAN | 0.00 | 1 | -0.25 | 35 | -8.75 | | | Zhu, Brandon | | | 1935 | CAN | 0.50 | 1 | -0.19 | 35 | -6.65 | | | Marchand, Calix | | | 1727 | CAN | 1.00 | 1 | 0.11 | 35 | 3.85 | |
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) | | | | Lynn Stringer Memorial | Sidney | CAN | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 1999 | 3.50 | 4 | 0.95 | 35 | 33.25 | |
| | Lehingrat, Callum | | | 1876 | CAN | 1.00 | 1 | 0.33 | 35 | 11.55 | | | Mohammed Qanee, Arpak Worya | c | | 2012 | IRQ | 1.00 | 1 | 0.52 | 35 | 18.20 | | | Liu, Zachary | | | 1746 | CAN | 0.50 | 1 | -0.31 | 35 | -10.85 | | | Zhu, Brandon | | | 1935 | CAN | 1.00 | 1 | 0.41 | 35 | 14.35 | |
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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