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Individual Calculations September 2023 |
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| Song, Alan Total change: -76.00 | |   |
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| 39th Annual GM Denker National Tournament of High School State Champions | Grand Rapids, Michigan | USA | 2023-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1798 | 2087 | 3.00 | 6 | -1.90 | 40 | -76.00 | |
|  Cummings, Elijah | | | 1719 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | |  He, Levon | | | 1959 | USA | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Boylin Iv, John | | | 1846 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Ye, Luke Sicong | | | 1973 | USA | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Chen, Mark Y A | | | 1603 | USA | 0.00 | 1 | -0.95 | 40 | -38.00 | | | Moore, Eli | | | 1687 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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