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Individual Calculations September 2023 |
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| Popov, Ilian Total change: 6.00 | |   |
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| Open Teteven 2023 | Teteven | BUL | 2023-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 2020 | 4.50 | 6 | 0.30 | 20 | 6.00 | |
|  Velchev, Yoan | | | 1620 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Petrov, Valeriy | | | 1600 | BUL | 0.50 | 1 | -0.43 | 20 | -8.60 | | | Ivanov, Lachezar | | | 1501 | BUL | 1.00 | 1 | 0.03 | 20 | 0.60 | | | Stoinev, Metodi | | | 2152 | BUL | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Tsonkov, Tsvetelin | | | 1843 | BUL | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Yanev, Pavel | | | 2149 | BUL | 0.50 | 1 | 0.17 | 20 | 3.40 | | | * 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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