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Individual Calculations April 2009 |
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| Kozarev, Petar Total change: -9.25 | |   |
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| 31st Bulgarian Open Chmpionship - Georgi Tringov Memorial 01.02.2009-07.02.2009 | Plovdiv | BUL | 2009-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2040 | 2024 | 2.00 | 5 | -0.37 | 25 | -9.25 | |
|  Nikolov, Sasho | m | | 2374 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Vasileva, Cveta | | | 1674 | BUL | 1.00 | 1 | 0.11 | 25 | 2.75 | | | Xia, Jie | | | 2239 | ITA | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Todorov, Petar G. | | | 1739 | BUL | 1.00 | 1 | 0.16 | 25 | 4.00 | | | Dorfanis, Ilarion | | | 2173 | GRE | 0.00 | 1 | -0.30 | 25 | -7.50 | |
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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