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Individual Calculations September 2023 |
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| Yao, Hanchi Total change: 13.60 | |   |
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| 13th annual Central California Open - Major | Fresno, CA | USA | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1745 | 1810 | 2.00 | 4 | -0.35 | 40 | -14.00 | |
|  Bhatta, Rohit | | | 1731 | USA | 0.50 | 1 | -0.11 | 40 | -4.40 | |  Andranigian, Armen | | | 1856 | USA | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Zhou, Ivan | | | 1625 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Lee, Yesun Kate | | wc | 1766 | USA | 0.00 | 1 | -0.56 | 40 | -22.40 | |
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) | | | | 1000GM 2023 August Bona FIDE Swiss - Open | Sunnyvale, CA | USA | 2023-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1745 | 1810 | 3.00 | 4 | 0.69 | 40 | 27.60 | |
| | Kostrub, Anders | | | 1573 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Sun, Ethan | | | 1590 | USA | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Parvathaneni, Nikhil | | | 1844 | USA | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Kukavica, Tony | | | 1974 | USA | 0.50 | 1 | 0.22 | 40 | 8.80 | |
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) | | |
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