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Individual Calculations May 2012 |
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| Davchev, Ivan Total change: -19.80 | |   |
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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 |
| 1606 | 1638 | 1.50 | 4 | -0.66 | 30 | -19.80 | |
|  Nikolov, Nikolaev Ivan | | | 1620 | BUL | 0.00 | 1 | -0.53 | 30 | -15.90 | | | Ivanov, Denis | | | 1702 | BUL | 1.00 | 1 | 0.59 | 30 | 17.70 | |  Vasilev, Kristian | | | 1660 | BUL | 0.50 | 1 | 0.03 | 30 | 0.90 | | | Georgiev, Ivan | | | 1442 | BUL | 0.00 | 1 | -0.75 | 30 | -22.50 | |
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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