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Individual Calculations September 2012 |
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| Petrov, Simeon Total change: -10.65 | |   |
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| III Balkan amateur chess festival Belogradchik 2012 | Belogradchik | BUL | 2012-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 2047 | 4.50 | 9 | -0.71 | 15 | -10.65 | |
|  Gavrilov, Petar | | | 1647 * | BUL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Janachkov, Angel | | | 2188 | BUL | 0.50 | 1 | 0.19 | 15 | 2.85 | |  Kostov, Galin | | | 2178 | BUL | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Ivanov, Borislav | | | 2194 | BUL | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Emmanouilidis, Athanasios | | | 1770 | GRE | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Kostov, Miroslav | | | 1859 | BUL | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Borisov, Kiril | | | 1821 | BUL | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Milchev, Miroslav | | | 2203 | BUL | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Brankovan, Mario | | | 1885 | SRB | 0.00 | 1 | -0.71 | 15 | -10.65 | | | * 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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