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Individual Calculations July 2009 |
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| Porjazov, Petar Total change: -19.20 | |   |
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| 2-nd Memorial Hristo Gerenski | Sofia | BUL | 2009-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2094 | 2268 | 3.00 | 6 | -1.28 | 15 | -19.20 | |
|  Kostov, Nikolay | | | 1918 | BUL | 0.00 | 1 | -0.89 | 15 | -13.35 | |  Cholakov, Stefan | | | 2106 | BUL | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Nikolov, Savko | | | 1986 | BUL | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Mitov, Borislav | | | 2130 | BUL | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Orev, Petar | m | | 2231 | BUL | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Arnaudov, Petar | | | 2194 | BUL | 1.00 | 1 | 0.40 | 15 | 6.00 | |
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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