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Individual Calculations August 2015 |
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| Kamenov, Valentin Total change: 14.80 | |   |
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| The fans of chess 2015 | Varna | BUL | 2015-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1764 | 5.50 | 8 | 1.54 | 20 | 30.80 | |
|  Mammadova, Fatima | | | 1428 | AZE | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Dimov, Danail | | | 1825 | BUL | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Simeonov, Svetoslav | | | 1773 | BUL | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Yordanov, Lachezar | | | 1986 | BUL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Georgiev, Konstantin | | | 1948 | BUL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Stoyanov, Daniel | | | 1458 | BUL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Mustafazada, Nigar | | | 1696 | AZE | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Dimitrov, Dejan | | | 1970 | BUL | 1.00 | 1 | 0.76 | 20 | 15.20 | |
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) | | | | Open championship for Eastern Europe | Burgas | BUL | 2015-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1512 | 1764 | 3.00 | 5 | -0.80 | 20 | -16.00 | |
| | Rusev, Rosen | | | 2080 | BUL | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Kan, David | | | 1364 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Petrov, Preslav | | | 1364 * | BUL | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Valchev, Kristian | | | 1364 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Toncheva, Nadya | | | 1388 | BUL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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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