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Individual Calculations November 2023 |
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| Tomislavov, Stefan Total change: 9.60 | |   |
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| 23rd Chess Weekend | Sofia | BUL | 2023-09-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1522 | 1439 | 2.00 | 5 | -0.33 | 20 | -6.60 | |
|  Georgiev, Konstantin | | | 2072 | BUL | 0.00 | 1 | -0.01 | 20 | -0.20 | |  Kazakov, Nikolay | | | 1290 | BUL | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Dayredzhiev, Boris | | | 1184 | BUL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Sapareva, Magdalena | | | 1307 | BUL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Marzakov, Mihail | | | 1759 | BUL | 0.00 | 1 | -0.13 | 20 | -2.60 | |
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) | | | | 24th Chess Weekend | Sofia | BUL | 2023-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1634 | 1439 | 2.00 | 4 | 0.81 | 20 | 16.20 | |
| | Danov, Valentin | | | 1829 | BUL | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Antonov, Vasil | | | 1159 | BUL | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Dankov, Boris | | | 1862 | BUL | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Kamenov, Valentin | | | 1686 | BUL | 1.00 | 1 | 0.81 | 20 | 16.20 | |
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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