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Individual Calculations November 2023 |
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| Sapareva, Magdalena Total change: -22.20 | |   |
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| 23rd Chess Weekend | Sofia | BUL | 2023-09-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1534 | 1307 | 0.00 | 4 | -0.95 | 20 | -19.00 | |
|  Marzakov, Mihail | | | 1759 | BUL | 0.00 | 1 | -0.06 | 20 | -1.20 | |  Ivanov, Stefan V | | | 1499 | BUL | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Tomislavov, Stefan | | | 1439 | BUL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Mirovanski, Vasil | | | 1437 | BUL | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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) | | | | 24th Chess Weekend | Sofia | BUL | 2023-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1826 | 1307 | 0.00 | 3 | -0.16 | 20 | -3.20 | |
| | Kirilov, Ivaylo | | | 2056 | BUL | 0.00 | 1 | 0.00 | 20 | 0.00 | | | Angelov, Alexandar | | | 1675 | BUL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Babatov, Martin | | | 1746 | BUL | 0.00 | 1 | -0.06 | 20 | -1.20 | |
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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