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Individual Calculations September 2009 |
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| Ljangov, Petar Total change: -24.90 | |   |
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| Albena International Open Chess Tournament 2009 | Albena | BUL | 2009-06-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2253 | 2072 | 1.50 | 6 | -0.22 | 15 | -3.30 | |
|  Chatalbashev, Boris | g | | 2422 | BUL | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Szamoskozi, Gabor | f | | 2307 | HUN | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Petkov, Vladimir | g | | 2422 | BUL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Genova, Lyubka | | wm | 2221 | BUL | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Nikolov, Mihail | | | 1827 | BUL | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Schneider, Veronika | | wm | 2320 | HUN | 0.00 | 1 | -0.19 | 15 | -2.85 | |
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) | | | | Memorial Kamen Piskov | Sofia | BUL | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2254 | 2124 | 2.00 | 9 | -1.00 | 15 | -15.00 | |
| | Spiridonov, Nikola | g | | 2359 | BUL | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Janakiev, Ivan | m | | 2232 | BUL | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Cholakov, Stefan | | | 2167 | BUL | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Popov, Georgi | | | 2196 | BUL | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Spassov, Liuben | g | | 2427 | BUL | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Orev, Petar | m | | 2235 | BUL | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Mitrev, Kiril | | | 2103 | BUL | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Arnaudov, Petar | | | 2263 | BUL | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Radulov, Ivan | g | | 2303 | BUL | 1.00 | 1 | 0.73 | 15 | 10.95 | |
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) | | | | 24th open TETEVEN | Teteven | BUL | 2009-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1887 | 2124 | 3.50 | 5 | -0.44 | 15 | -6.60 | |
| | Georgiev, Emil | | | 1745 | BUL | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Mahlev, Atanas | | | 1970 | BUL | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Pashev, Dimitar | | | 1947 | BUL | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Galunova, Tsveta | | | 1921 | BUL | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Velikov, Vladimir | | | 1854 | BUL | 1.00 | 1 | 0.17 | 15 | 2.55 | |
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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