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Individual Calculations September 2023 |
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| Su, Jasmine Zhixin Total change: -28.08 | |   |
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| 10th Annual Potomac Open - Championship | Rockville, MD | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 1998 | 3.00 | 5 | 0.26 | 26 | 6.76 | |
|  Yehamandram, Yogeshwar | | | 1918 | USA | 0.50 | 1 | -0.11 | 26 | -2.86 | |  Sawhney-Duran, Victor | | | 1894 | USA | 0.50 | 1 | -0.14 | 26 | -3.64 | | | Samant, Neil | | | 1982 | USA | 0.50 | 1 | -0.02 | 26 | -0.52 | | | Ye, Chen-Chen | | | 1865 | USA | 1.00 | 1 | 0.32 | 26 | 8.32 | | | Senft, Sean | | | 2160 | USA | 0.50 | 1 | 0.21 | 26 | 5.46 | |
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) | | | | 13th Annual Barber National Tournament of Middle School State Champions | Grand Rapids, Michigan | USA | 2023-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1998 | 4.00 | 5 | 0.58 | 26 | 15.08 | |
| | Runge, Matteo | | | 1605 | USA | 1.00 | 1 | 0.08 | 26 | 2.08 | | | Collins, Alexander | | | 1598 * | USA | 1.00 | 1 | 0.08 | 26 | 2.08 | | | Zhao, Erick | f | | 2355 | USA | 0.00 | 1 | -0.11 | 26 | -2.86 | | | Kodihalli, Kaustubh | | | 1708 | USA | 1.00 | 1 | 0.16 | 26 | 4.16 | | | Lu, Yiding | | | 1901 | USA | 1.00 | 1 | 0.37 | 26 | 9.62 | | | * 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) | | | | August 2023 Marshall Premier | New York, NY | USA | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1874 | 2035 | 2.00 | 4 | -0.84 | 26 | -21.84 | |
| | Ling, Chenxuan | | | 1897 | USA | 0.50 | 1 | -0.19 | 26 | -4.94 | | | Li, Michael | | | 1937 | USA | 0.00 | 1 | -0.63 | 26 | -16.38 | | | Gaw, Chloe | | | 1874 | USA | 0.50 | 1 | -0.21 | 26 | -5.46 | | | Berg, George | | | 1789 | USA | 1.00 | 1 | 0.19 | 26 | 4.94 | |
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) | | | | 10th Annual Washington International - Championship | Rockville, MD | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2162 | 2035 | 2.00 | 7 | -0.36 | 26 | -9.36 | |
| | Lee, Justin | c | | 2271 | USA | 0.50 | 1 | 0.30 | 26 | 7.80 | | | Zhong, Kevin | f | | 2238 | CAN | 0.50 | 1 | 0.26 | 26 | 6.76 | | | Tanenbaum, Zachary | c | | 2279 | USA | 0.00 | 1 | -0.20 | 26 | -5.20 | | | Titus, Andrew Lewis | | | 2153 | USA | 0.00 | 1 | -0.34 | 26 | -8.84 | | | Slate, Kent | | | 2045 | USA | 0.50 | 1 | 0.01 | 26 | 0.26 | | | Slade, Theodore Luke | | | 1991 | ENG | 0.50 | 1 | -0.06 | 26 | -1.56 | | | Fishbein, Mitch | | | 2157 | USA | 0.00 | 1 | -0.33 | 26 | -8.58 | |
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) | | | | 55th annual Atlantic Open - Major | Reston, VA | USA | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1839 | 2035 | 3.00 | 5 | -0.72 | 26 | -18.72 | |
| | Srinivasan, Arjun | | | 1860 | USA | 0.00 | 1 | -0.73 | 26 | -18.98 | | | Carrasco, Christian Nelio | | | 1741 | USA | 1.00 | 1 | 0.15 | 26 | 3.90 | | | Li, Michael | | | 1937 | USA | 0.50 | 1 | -0.13 | 26 | -3.38 | | | Ananth, Ananya | | | 1759 | USA | 1.00 | 1 | 0.17 | 26 | 4.42 | | | Yehamandram, Yogeshwar | | | 1900 | USA | 0.50 | 1 | -0.18 | 26 | -4.68 | |
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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