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Individual Calculations October 2015 |
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| Petrov, Valeri Total change: -24.80 | |   |
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| Vivacom open | Albena | BUL | 2015-09-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1937 | 1965 | 3.50 | 9 | -1.24 | 20 | -24.80 | |
|  Petrov, Vladimir Sergeev | f | | 2321 | BUL | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Kovachev, Radoslav | | | 1565 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mladenov, Emil | | | 2089 | BUL | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Galunova, Tsveta | | | 2151 | BUL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Andronescu, Madalin | | | 2214 | ROU | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Petrov, Plamen | | | 1927 | BUL | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Tsenkov, Tsenko | | | 1624 | BUL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Green, Moria | | | 1787 | BUL | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Sotirov, Ilia | | | 1754 | BUL | 0.50 | 1 | -0.27 | 20 | -5.40 | | | * 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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