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Individual Calculations March 2011 |
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| Ivanov, Valentin Total change: -22.75 | |   |
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| 33th International open Bulgarian chess championship | Plovdiv | BUL | 2011-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 1856 | 1.00 | 5 | -0.91 | 25 | -22.75 | |
|  Ionica, Iulia-Ionela | | wg | 2248 | ROU | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Vachev, Vladimir | f | | 2141 | BUL | 0.00 | 1 | -0.16 | 25 | -4.00 | |  Radeva, Viktoria | | | 1637 | BUL | 1.00 | 1 | 0.22 | 25 | 5.50 | | | Mladenov, Emil | | | 2161 | BUL | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Cazacu, Gabriela | | | 1667 | MDA | 0.00 | 1 | -0.75 | 25 | -18.75 | |
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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