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Individual Calculations September 2023 |
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| Zhong, April Yunwei Total change: 94.00 | |   |
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| 2023 Canadian Open Chess Championship - Open | Calgary, Alberta | CAN | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1834 | 1528 | 3.50 | 8 | 1.53 | 40 | 61.20 | |
|  Keleberda, Tymur | f | | 2302 | CAN | 0.00 | 1 | 0.00 | 40 | 0.00 | |  Kostadinov, George | | | 2076 | CAN | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Mok, Erwin Jun-Han | | | 1212 | CAN | 0.00 | 1 | -0.87 | 40 | -34.80 | | | Quiring, John | | | 1772 | CAN | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Radic, Dejan | | | 1464 | CAN | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Nguyen, Kim | | | 2015 | CAN | 0.50 | 1 | 0.46 | 40 | 18.40 | | | Aljo, Johan | | | 1754 | CAN | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Tolentino, Patrick Angelo | | | 2078 | CAN | 0.00 | 1 | -0.03 | 40 | -1.20 | |
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) | | | | XXXIII Pan-American Youth Chess Festival - Under 18 Female | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1671 | 1592 | 4.50 | 9 | 0.82 | 40 | 32.80 | |
| | Guo, Anni | | | 1930 | CAN | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Ham Corona, Ana Paola | | | 1331 | MEX | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Ke, Rianne | | wc | 1792 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Pescoran Machaca, Mariabelen Isa | | wc | 1386 | PER | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Tsukerman, Julia | | wc | 1762 | CAN | 0.50 | 1 | 0.22 | 40 | 8.80 | | | D Souza, Carina | | | 1664 | CAN | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Gonzalez Romo, Greshya Jocelyn | | | 1544 | MEX | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Juarez Garcia, Daniela | | | 1671 | GUA | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Bian, Erin | | wf | 1957 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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) | | |
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