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Individual Calculations July 2009 |
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| Janev, Tihomir Total change: 17.25 | |   |
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| Bulgarian individual chess championship boys 20 | Sofia | BUL | 2009-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2034 | 2297 | 7.50 | 9 | 0.23 | 15 | 3.45 | |
|  Nikolov, Rumen | | | 1947 | BUL | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Iliev, Atanas | | | 1957 | BUL | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Ivanov, Stojan Lubomirov | | | 2129 | BUL | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Dimitrov, Alexander | | | 1974 | BUL | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Vlashki, Nino | | | 2200 | BUL | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Andreev, Sasho | | | 2063 | BUL | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Ivanov, Aleksandar | | | 1947 | BUL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Dobrev, Nayden | | | 2142 | BUL | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Stoev, Tsvetoslav | | | 1947 | BUL | 1.00 | 1 | 0.11 | 15 | 1.65 | |
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) | | | | Bulgarian Individual Championship for juniors 18 years old | Sunny Beach | BUL | 2009-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 2297 | 5.50 | 6 | 0.39 | 15 | 5.85 | |
| | Galunov, Georgi | | | 1947 | BUL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Iliev, Atanas | | | 1957 | BUL | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Krumov, Georgi | | | 1947 | BUL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Angelov, Boyan | | | 1990 | BUL | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Janev, Pavel | | | 1970 | BUL | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Ivanov, Stojan Lubomirov | | | 2129 | BUL | 0.50 | 1 | -0.22 | 15 | -3.30 | |
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) | | | | 59-th BULGARIAN TEAM CHAMPIONSHIP 2009, Group A MEN | Sunny Beach | BUL | 2009-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2417 | 2305 | 3.00 | 7 | 0.53 | 15 | 7.95 | |
| | Petkov, Vladimir | g | | 2481 | BUL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Yordanov, Nikolay Plamenov | | | 2255 | BUL | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Velikov, Petar | g | | 2420 | BUL | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Bogner, Sebastian | m | | 2511 | GER | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Filev, Georgi | f | | 2384 | BUL | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Marholev, Dimitar | m | | 2396 | BUL | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Bratanov, Zsivko | m | | 2472 | BUL | 1.00 | 1 | 0.72 | 15 | 10.80 | |
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) | | |
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