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Individual Calculations August 2023 |
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| Zhong, April Yunwei Total change: 64.22 | |   |
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| 2023 Ontario Woman Closed Championship | Toronto | CAN | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1545 | 1528 | 3.50 | 5 | 1.11 | 38 | 42.18 | |
|  Jiang, Hanxi | | | 1648 | CAN | 1.00 | 1 | 0.66 | 38 | 25.08 | | | Ruchinskaya, Valerie | | | 1656 | CAN | 1.00 | 1 | 0.67 | 38 | 25.46 | |  Guo, Hazel | | | 1447 | CAN | 0.00 | 1 | -0.61 | 38 | -23.18 | | | Qian, Ashley | | | 1528 | CAN | 0.50 | 1 | 0.00 | 38 | 0.00 | | | Ambilwade, Ojal | | | 1448 | CAN | 1.00 | 1 | 0.39 | 38 | 14.82 | |
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 |
| 1753 | 1528 | 2.50 | 8 | 0.41 | 38 | 15.58 | |
| | Srinivasan, Hemant | | | 1988 | CAN | 1.00 | 1 | 0.95 | 38 | 36.10 | | | Chen, Max | c | | 2076 | CAN | 0.00 | 1 | -0.03 | 38 | -1.14 | | | Yuen, Noah Nathaniel | | | 1837 | CAN | 0.00 | 1 | -0.14 | 38 | -5.32 | | | Qian, Eric | | | 1768 | CAN | 0.00 | 1 | -0.20 | 38 | -7.60 | | | Jiang, Hanxi (hancy) | | | 1648 | CAN | 1.00 | 1 | 0.66 | 38 | 25.08 | | | Malakar, Saarthak | | | 1568 | USA | 0.00 | 1 | -0.44 | 38 | -16.72 | | | Gao, Lucy | | | 1682 | CAN | 0.50 | 1 | 0.21 | 38 | 7.98 | | | Gao, Heye | | | 1456 | CAN | 0.00 | 1 | -0.60 | 38 | -22.80 | |
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) | | | | 2023 Canadian Youth Chess Championship - U16 Girls | Calgary, Alberta | CAN | 2023-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1473 | 1528 | 3.00 | 5 | 0.17 | 38 | 6.46 | |
| | Lin, Angela | | | 1333 | CAN | 1.00 | 1 | 0.25 | 38 | 9.50 | | | Surya, Dania | | | 1263 | CAN | 0.00 | 1 | -0.82 | 38 | -31.16 | | | Jain, Ankita | | | 1631 | CAN | 1.00 | 1 | 0.64 | 38 | 24.32 | | | Ruchinskaya, Valerie | | | 1703 | CAN | 0.00 | 1 | -0.27 | 38 | -10.26 | | | Sreekumar, Gauri | | | 1435 | CAN | 1.00 | 1 | 0.37 | 38 | 14.06 | |
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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