Individual Calculations September 2023 |
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Lyu, Ethan Toby Total change: 66.00 | | |
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2023 U.S. Junior Open Championship | Elmhurst, IL | USA | 2023-07-21 |
Rc | Ro | w | n | change | K | K*chg | Game |
1869 | 1808 | 3.50 | 5 | 1.19 | 40 | 47.60 | |
| Khanbutaev, Artemii | | | 1408 * | RUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | Amburgy, Ryan | f | | 2293 | USA | 0.00 | 1 | -0.04 | 40 | -1.60 | | Chang, Jerry | | | 1649 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | | Dmitriev, Andrey | | | 1752 | USA | 1.00 | 1 | 0.42 | 40 | 16.80 | | Chiu, Isaac | | | 2242 | USA | 0.50 | 1 | 0.44 | 40 | 17.60 | | * 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) | | 55th annual Atlantic Open - Major | Reston, VA | USA | 2023-08-25 |
Rc | Ro | w | n | change | K | K*chg | Game |
1798 | 1808 | 2.00 | 3 | 0.46 | 40 | 18.40 | |
| He, Eden | | | 1656 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | Singh, Siddharth | | | 1790 | USA | 1.00 | 1 | 0.47 | 40 | 18.80 | | Martin, Sam B | | | 1949 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | | 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) | |
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