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Individual Calculations August 2023 |
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| Zhang, Michelle Total change: 97.92 | |   |
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| PRAGUE INTERNATIONAL CHESS FESTIVAL 2023 - FIDE open | Prague | CZE | 2023-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1896 | 1724 | 3.50 | 8 | 1.23 | 36 | 44.28 | |
|  Holub, Adam | | | 1983 | CZE | 0.00 | 1 | -0.18 | 36 | -6.48 | |  Schwartz, Michael | | | 1324 * | RSA | 1.00 | 1 | 0.08 | 36 | 2.88 | | | McKay, Jonathan | | | 1939 | SCO | 0.50 | 1 | 0.27 | 36 | 9.72 | | | Oest, Thorsten | | | 1983 | GER | 0.00 | 1 | -0.18 | 36 | -6.48 | | | Uithof, Kasper | | | 1882 | NED | 1.00 | 1 | 0.71 | 36 | 25.56 | | | Kradolfer, Georg | | | 1953 | SUI | 1.00 | 1 | 0.79 | 36 | 28.44 | | | Kaczmarek, Arkadiusz | | | 2104 | POL | 0.00 | 1 | -0.09 | 36 | -3.24 | | | Naymanova, Patricie | | wc | 2001 | BUL | 0.00 | 1 | -0.17 | 36 | -6.12 | | | * 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) | | | | O pohar mesta Klatov 2023 - A | Klatovy | CZE | 2023-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 1772 | 3.50 | 8 | 2.01 | 36 | 72.36 | |
| | Pecka, Jan | | | 2054 | CZE | 0.00 | 1 | -0.16 | 36 | -5.76 | | | Mik, Tomas | | | 1940 | CZE | 1.00 | 1 | 0.72 | 36 | 25.92 | | | Novotny, David | | | 2034 | CZE | 0.50 | 1 | 0.32 | 36 | 11.52 | | | Stary, Lukas | | | 1932 | CZE | 1.00 | 1 | 0.71 | 36 | 25.56 | | | Holy, Filip | | | 2129 | CZE | 1.00 | 1 | 0.89 | 36 | 32.04 | | | Flajsman, Pavel | | | 2192 | CZE | 0.00 | 1 | -0.07 | 36 | -2.52 | | | Filindash, Nikita | | | 2011 | CZE | 0.00 | 1 | -0.20 | 36 | -7.20 | | | Zadrapa, Radek | | | 2014 | CZE | 0.00 | 1 | -0.20 | 36 | -7.20 | |
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) | | | | Flims Open 2023 | Flims | SUI | 2023-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1460 | 1772 | 1.50 | 2 | -0.21 | 36 | -7.56 | |
| | Hies, Norbert | | | 1529 | SUI | 1.00 | 1 | 0.20 | 36 | 7.20 | | | Ziegler, Jamie Elias | | | 1391 | SGP | 0.50 | 1 | -0.41 | 36 | -14.76 | |
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 - U10 Girls | Calgary, Alberta | CAN | 2023-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1517 | 1772 | 0.50 | 1 | -0.31 | 36 | -11.16 | |
| | Qian, Ashley | | | 1517 | CAN | 0.50 | 1 | -0.31 | 36 | -11.16 | |
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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