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Individual Calculations July 2021 |
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| Dragiev, Drago Total change: -35.60 | |   |
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| 19th Chess Weekend Tournament | Sofia | BUL | 2021-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1689 | 1766 | 2.50 | 5 | -0.33 | 20 | -6.60 | |
|  Skachkov, Yulian | | | 1366 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gochev, Gincho | | | 1856 | BUL | 0.00 | 1 | -0.38 | 20 | -7.60 | |  Rangelov, Kristiyan | | | 1432 | BUL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Karaivanova, Petya | | wf | 1937 | BUL | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Metev, Martin | | | 1852 | BUL | 0.00 | 1 | -0.38 | 20 | -7.60 | | | * 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) | | | | Ropotamo Cup 2021 | Primorsko | BUL | 2021-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1722 | 1766 | 3.50 | 9 | -1.45 | 20 | -29.00 | |
| | Georgiev, Biser | | | 2166 * | BUL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Stoykov, Jordan | | | 1381 | BUL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Gromovs, Sergejs | f | | 2166 * | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Sirghii, Alexandru | | | 1366 * | MDA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wahlund, Max | c | | 2137 | SWE | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Belyakov, Mikhail Nik. | | | 1499 | RUS | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Ribarov, Valerij | | | 1945 | BUL | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Ivanov, Oleg | | | 1470 | BUL | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Erten, Erce | | | 1366 * | TUR | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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