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Individual Calculations November 2023 |
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| Petrov, Vladimir Total change: -56.40 | |   |
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| 23rd Chess Weekend | Sofia | BUL | 2023-09-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1510 | 1508 | 2.00 | 5 | -0.57 | 40 | -22.80 | |
|  Krastev, Kalin | | | 1880 | BUL | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Vladimirov, Nikola | | | 1280 | BUL | 0.00 | 1 | -0.79 | 40 | -31.60 | | | Harizanov, Orlin | | | 1335 | BUL | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Vasileva, Cveta | | | 1422 | BUL | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Hristov, Krasimir Iv. | | | 1633 | BUL | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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 |
| 1590 | 1508 | 0.50 | 3 | -0.84 | 40 | -33.60 | |
| | Leftheriotis, Alexandros | | | 1961 | GRE | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Mollov, Aleksandar | | | 1372 | BUL | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Mirovanski, Vasil | | | 1437 | BUL | 0.00 | 1 | -0.60 | 40 | -24.00 | |
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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