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Individual Calculations September 2023 |
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| Zhang, Michelle Total change: -37.62 | |   |
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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 |
| 1945 | 1772 | 4.00 | 9 | 1.29 | 38 | 49.02 | |
|  Srinivasan, Hemant | | | 1988 | CAN | 0.50 | 1 | 0.28 | 38 | 10.64 | | | Sharma, Vishruth | | | 1875 | CAN | 1.00 | 1 | 0.64 | 38 | 24.32 | |  Piasetski, Leon | m | | 2230 | CAN | 0.50 | 1 | 0.45 | 38 | 17.10 | | | Campbell, Ryan | | | 2064 | CAN | 0.00 | 1 | -0.15 | 38 | -5.70 | | | Rekhson, Vladislav | | | 2069 | CAN | 1.00 | 1 | 0.85 | 38 | 32.30 | | | Henry, Liam | | | 2050 | CAN | 0.00 | 1 | -0.17 | 38 | -6.46 | | | Superceanu, Andi | | | 1849 | CAN | 0.00 | 1 | -0.39 | 38 | -14.82 | | | Gao, Lucy | | | 1682 | CAN | 0.50 | 1 | -0.12 | 38 | -4.56 | | | Darvekar, Yash | | | 1701 | CAN | 0.50 | 1 | -0.10 | 38 | -3.80 | |
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) | | | | XXXIII Pan-American Youth Chess Festival - Under 10 Female | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1485 | 1870 | 2.00 | 5 | -2.40 | 38 | -91.20 | |
| | Cupaban Alonso, Luciana | | | 1470 * | COL | 0.50 | 1 | -0.42 | 38 | -15.96 | | | Qian, Ashley | | | 1496 | CAN | 0.50 | 1 | -0.40 | 38 | -15.20 | | | Zhu, Alicia | | | 1232 | USA | 0.00 | 1 | -0.99 | 38 | -37.62 | | | Li, Sophie | | | 1495 | USA | 1.00 | 1 | 0.09 | 38 | 3.42 | | | Guzman Garcia, Mia Fernanda | | | 1733 | MEX | 0.00 | 1 | -0.68 | 38 | -25.84 | | | * 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) | | | | Hamilton 150th Anniversary Open | Hamilton | CAN | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1886 | 1870 | 2.00 | 4 | 0.12 | 38 | 4.56 | |
| | Gao, Heye | | | 1510 | CAN | 1.00 | 1 | 0.10 | 38 | 3.80 | | | Liu, Lambert | | | 2082 | CAN | 0.00 | 1 | -0.23 | 38 | -8.74 | | | Gooding, Gordon | | | 1823 | CAN | 1.00 | 1 | 0.43 | 38 | 16.34 | | | Abrahams, Daniel | | | 2127 | CAN | 0.00 | 1 | -0.18 | 38 | -6.84 | |
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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