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Individual Calculations January 2024 |
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| Zhong, April Yunwei Total change: 78.43 | |   |
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| 2023 National Capital Open | Ottawa | CAN | 2023-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1699 | 1.50 | 5 | 0.10 | 31 | 3.10 | |
|  Latorre, Vincent | | | 2129 | CAN | 0.00 | 1 | -0.07 | 31 | -2.17 | |  Nassar, Mark | | | 1889 | LBN | 0.50 | 1 | 0.25 | 31 | 7.75 | | | Qian, Eric | | | 1733 | CAN | 1.00 | 1 | 0.55 | 31 | 17.05 | | | Gao, Lucy | | | 1641 | CAN | 0.00 | 1 | -0.58 | 31 | -17.98 | | | Stoica, Savas Marin | | | 2164 | CAN | 0.00 | 1 | -0.05 | 31 | -1.55 | |
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) | | | | North American Youth Chess Championship Ciudad de Mexico City 2023 U18 female | Ciudad de Mexico | MEX | 2023-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1665 | 1699 | 5.00 | 9 | 0.28 | 31 | 8.68 | |
| | Hernandez Diaz, Paula Sofia | | wf | 1926 | MEX | 0.00 | 1 | -0.21 | 31 | -6.51 | | | Garcia Hernandez, Rebeca | | | 1815 | MEX | 0.50 | 1 | 0.16 | 31 | 4.96 | | | Garcia Gomez, Valeria | | | 1504 | MEX | 1.00 | 1 | 0.25 | 31 | 7.75 | | | Hernandez Casas, Bethzabeth | | | 1299 * | MEX | 1.00 | 1 | 0.08 | 31 | 2.48 | | | Yuan, Serena | | wc | 1780 | USA | 0.00 | 1 | -0.39 | 31 | -12.09 | | | Chavez Echeverria, Ana Karen | | | 1372 | MEX | 1.00 | 1 | 0.13 | 31 | 4.03 | | | Ananth, Ananya | | | 1706 | USA | 1.00 | 1 | 0.51 | 31 | 15.81 | | | Kaur, Aradh | | | 1710 | USA | 0.00 | 1 | -0.48 | 31 | -14.88 | | | Guo, Anni | | | 1876 | CAN | 0.50 | 1 | 0.23 | 31 | 7.13 | | | * 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 North American Junior U20 - Girls | Dulles, VA | USA | 2023-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 1699 | 4.50 | 8 | 2.15 | 31 | 66.65 | |
| | Aravindakshan, Sahana | | wf | 1964 | USA | 1.00 | 1 | 0.82 | 31 | 25.42 | | | Gaw, Chloe | | wf | 1891 | USA | 1.00 | 1 | 0.75 | 31 | 23.25 | | | Zhu, Jenny | | | 1789 | USA | 0.00 | 1 | -0.38 | 31 | -11.78 | | | Mou, Iris | | wm | 2106 | USA | 0.00 | 1 | -0.08 | 31 | -2.48 | | | Ram, Jwalanthi | | | 1583 | USA | 1.00 | 1 | 0.34 | 31 | 10.54 | | | Wang, Lilian | | | 1679 | USA | 1.00 | 1 | 0.47 | 31 | 14.57 | | | Liu, Angela | | wc | 1895 | USA | 0.00 | 1 | -0.25 | 31 | -7.75 | | | Tang, Zoey | f | wm | 2284 | USA | 0.50 | 1 | 0.48 | 31 | 14.88 | |
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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