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Individual Calculations June 2023 |
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| Hartman, Brian Total change: -0.40 | |   |
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| 2023 Collingwood-Somborac Chess Festival Crown | Collingwood, Ontario | CAN | 2023-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2180 | 2302 | 2.50 | 4 | -0.04 | 10 | -0.40 | |
|  Demchenko, Kyrylo | | | 1902 * | CAN | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Zhang, Yuanchen | m | | 2306 | CAN | 0.50 | 1 | 0.01 | 10 | 0.10 | |  Hua, Eugene | f | | 2257 | CAN | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Reprintsev, Alexander | m | | 2253 | UKR | 0.50 | 1 | -0.07 | 10 | -0.70 | | | * 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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