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Individual Calculations August 2023 |
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| Han, Johnathan Total change: -29.70 | |   |
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| 51st annual World Open - Open | Philadelphia, PA | USA | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2067 | 2140 | 5.00 | 9 | -0.45 | 30 | -13.50 | |
|  Aravindakshan, Sahana | | | 1791 | USA | 1.00 | 1 | 0.11 | 30 | 3.30 | |  Khamrakulov, Djurabek | g | | 2490 | UZB | 0.50 | 1 | 0.39 | 30 | 11.70 | | | Cruz, Cristhian | g | | 2522 | PER | 0.00 | 1 | -0.09 | 30 | -2.70 | | | Bhandari, Krish | | | 1921 | USA | 1.00 | 1 | 0.22 | 30 | 6.60 | | | Groff, Jordan | | | 1889 | USA | 0.00 | 1 | -0.81 | 30 | -24.30 | | | Su, Jasmine Zhixin | | | 2018 | USA | 1.00 | 1 | 0.33 | 30 | 9.90 | | | Hu, Merric | | | 2022 | USA | 0.00 | 1 | -0.66 | 30 | -19.80 | | | Nasta, Kiren | | | 1958 | USA | 0.50 | 1 | -0.24 | 30 | -7.20 | | | Wu, William | | | 1991 | USA | 1.00 | 1 | 0.30 | 30 | 9.00 | |
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 Junior Open | Etobicoke | CAN | 2023-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1942 | 2229 | 7.00 | 8 | 0.56 | 30 | 16.80 | |
| | Zhao, Jifan | | | 1663 | CAN | 1.00 | 1 | 0.02 | 30 | 0.60 | | | Zhu, Matthew | | | 1842 | CAN | 1.00 | 1 | 0.09 | 30 | 2.70 | | | Mendes, Aaron Reeve | c | | 2134 | CAN | 1.00 | 1 | 0.37 | 30 | 11.10 | | | Chen, Max | c | | 2076 | CAN | 0.00 | 1 | -0.70 | 30 | -21.00 | | | Wu, Nolan | | | 1829 * | CAN | 1.00 | 1 | 0.08 | 30 | 2.40 | | | Demchenko, Svitlana | | wm | 2170 | CAN | 1.00 | 1 | 0.42 | 30 | 12.60 | | | Srinivasan, Hemant | | | 1988 | CAN | 1.00 | 1 | 0.20 | 30 | 6.00 | | | Yuen, Noah Nathaniel | | | 1837 | CAN | 1.00 | 1 | 0.08 | 30 | 2.40 | | | * 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 Youth Chess Championship - U18 Open | Calgary, Alberta | CAN | 2023-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 2229 | 4.00 | 6 | -1.10 | 30 | -33.00 | |
| | Yang, Henry | | | 1710 | CAN | 1.00 | 1 | 0.03 | 30 | 0.90 | | | Wang, Jerry | | | 1874 | CAN | 1.00 | 1 | 0.11 | 30 | 3.30 | | | Issani, Nameer | c | | 2084 | CAN | 0.00 | 1 | -0.69 | 30 | -20.70 | | | Doknjas, Neil | | | 2126 | CAN | 0.00 | 1 | -0.64 | 30 | -19.20 | | | Yim, Justin | | | 1829 * | CAN | 1.00 | 1 | 0.08 | 30 | 2.40 | | | Xu, Philip | | | 1522 | CAN | 1.00 | 1 | 0.01 | 30 | 0.30 | | | * 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) | | |
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