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Individual Calculations July 2023 |
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| Antova, Gabriela Total change: -19.20 | |   |
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| 32nd annual Chicago Open - Open Section | Wheeling, IL | USA | 2023-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2112 | 2259 | 5.00 | 9 | -0.96 | 20 | -19.20 | |
|  Starkman, Eric | | | 1866 | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Wu, William | | | 1991 | USA | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Matus, Nastassja A | | wf | 1981 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Chang, Max | | | 1859 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Velazquez, Kevin | | | 1988 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Shlyakhtenko, Robert | m | | 2427 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Latorre, Vincent | | | 2070 | CAN | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Mitkov, Nikola | g | | 2477 | MKD | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Tang, Zoey | | wm | 2348 | USA | 0.50 | 1 | 0.12 | 20 | 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) | | |
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