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Individual Calculations April 2008 |
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| Petrov, Plamen Total change: 22.75 | |   |
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| 30th Bulgarian open Championship | Plovdiv | BUL | 2008-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2202 | 1852 | 0.00 | 3 | -0.33 | 25 | -8.25 | |
|  Berescu, Alin | g | | 2202 | ROU | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Dobrev, Nanko | m | | 2202 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Popovic, Milos T | m | | 2202 | SRB | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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) | | | | Bulgarian Junior Championship Under 20 | Dobrich | BUL | 2008-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2060 | 1852 | 2.50 | 5 | 1.24 | 25 | 31.00 | |
| | Vlashki, Nino | | | 2175 | BUL | 0.50 | 1 | 0.37 | 25 | 9.25 | |  Vasilev, Plamen | | | 2085 | BUL | 1.00 | 1 | 0.79 | 25 | 19.75 | | | Dimitrov, Alexander | | | 1974 | BUL | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Velikov, Vladimir | | | 1866 | BUL | 1.00 | 1 | 0.52 | 25 | 13.00 | | | Janev, Tihomir | | | 2202 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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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