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Individual Calculations September 2011 |
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| Kovachev, Radoslav Total change: -9.45 | |   |
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| Varna open | Varna, Golden sands resort | BUL | 2011-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1870 | 1616 | 0.00 | 2 | -0.43 | 15 | -6.45 | |
|  Rzayev, Bahruz Iqbal Oglu | | | 2016 * | AZE | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Poljakov, Fedor | | | 1723 | RUS | 0.00 | 1 | -0.35 | 15 | -5.25 | | | * 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) | | | | 26-th open Teteven | Teteven | BUL | 2011-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1616 | 1.00 | 6 | -0.20 | 15 | -3.00 | |
| | Ninov, Dayan | | | 2016 * | BUL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Dimitrov, Ivan | | | 1908 | BUL | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Primkov, Radi | | | 1796 | BUL | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Yankov, Kristian | | | 1867 | BUL | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Atanasov, Stojan | | | 1844 | BUL | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Stefanov, Krasen | | | 1754 | BUL | 0.00 | 1 | -0.31 | 15 | -4.65 | | | * 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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