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Individual Calculations September 2021 |
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| Ho, Cooper Total change: 34.40 | |   |
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| 2021 North American Youth Chess Championships - Open Under 12 | Chicago, Illinois | USA | 2021-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1693 | 1780 | 5.00 | 7 | 0.86 | 40 | 34.40 | |
|  Chinni, Rishabh | | | 1380 * | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Han, Johnathan | | | 1805 | CAN | 0.00 | 1 | -0.47 | 40 | -18.80 | |  Vemparala, Nikash | | | 1649 | USA | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Tang, Austin | | | 1679 | USA | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Yan, Nathan | | | 1417 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Adewumi, Tanitoluwa | | | 1895 | USA | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Hardaway, Brewington | c | | 2026 | USA | 1.00 | 1 | 0.81 | 40 | 32.40 | | | * 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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