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Individual Calculations May 2012 |
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| Petrov, Martin Total change: -16.80 | |   |
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| Bulgarian Chess Championship for Juniors 12 years old 2012 | Plovdiv | BUL | 2012-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1620 | 1901 | 3.00 | 5 | -1.12 | 15 | -16.80 | |
|  Valchinov, Martin | | | 1501 * | BUL | 0.50 | 1 | -0.42 | 15 | -6.30 | | | Vasilev, Kristian | | | 1660 | BUL | 0.50 | 1 | -0.30 | 15 | -4.50 | |  Raykov, Stefan | | | 1749 | BUL | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Todorov, Spasiyan | | | 1504 | BUL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Tsvetanov, David | | | 1684 | BUL | 0.50 | 1 | -0.28 | 15 | -4.20 | | | * 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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