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Blitz:
Individual Calculations May 2013 |
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| Ivanova, Alexandra Total change: -5.20 | |   |
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| Bulgarian Chess Championship for Girls 18 years old 2013 blitz | Plovdiv | BUL | 2013-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1869 | 1664 | 1.00 | 5 | -0.26 | 20 | -5.20 | |
|  Nancheva, Doroteya | | | 1799 | BUL | 0.00 | 1 | -0.32 | 20 | -6.40 | |  Venkova, Polina | | | 1806 | BUL | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Dragieva, Denitza | | | 1985 | BUL | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Vasileva, Veronika | | | 1746 | BUL | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Galunova, Tsveta | | | 2011 | BUL | 0.00 | 1 | -0.11 | 20 | -2.20 | |
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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