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Rapid:
Individual Calculations May 2015 |
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| Minev, Preslav Total change: 12.20 | |   |
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| Bulgarian chess championship for juniors U12 rapid- 2015 | Plovdiv | BUL | 2015-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1515 | 1145 | 1.00 | 4 | 0.61 | 20 | 12.20 | |
|  Petrov, Anton | | | 1545 * | BUL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Portokalski, Yordan | | | 1545 * | BUL | 1.00 | 1 | 0.92 | 20 | 18.40 | |  Cholakov, Nikolay | | | 1478 | BUL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Ivanov, Zahari | | | 1491 | BUL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | * 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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