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Rapid:
Individual Calculations April 2013 |
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| Grabcheva, Natalia Total change: -9.60 | |   |
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| 5th Young Chess Cup Levski | Sofia | BUL | 2013-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1757 | 1462 | 0.00 | 3 | -0.48 | 20 | -9.60 | |
|  Popov, Milen | | | 1738 | BUL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Petkov, Matey | | | 1671 | BUL | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Petrov, Vladimir Sergeev | | | 1862 * | BUL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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