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Individual Calculations August 2023 |
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| Yordanov, Ivan Y. Total change: 16.20 | |   |
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| Open Dobrich 2023 | Dobrich | BUL | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1515 | 1741 | 4.50 | 5 | 0.81 | 20 | 16.20 | |
|  Gencheva, Alexandra | | | 1341 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Zhelyazkov, Borislav | | | 1326 | BUL | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Genov, Radoslav | | | 1382 | BUL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Russeva, Viktoria | | | 1772 | UKR | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Petrov, Plamen | | | 1753 | BUL | 0.50 | 1 | 0.02 | 20 | 0.40 | | | * 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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