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Individual Calculations August 2015 |
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| Kostov, Nikolay Total change: 11.40 | |   |
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| 147th MGU open | Sofia | BUL | 2015-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1714 | 1796 | 3.00 | 4 | 0.57 | 20 | 11.40 | |
|  Dereshki, Dario | | | 2072 | BUL | 1.00 | 1 | 0.83 | 20 | 16.60 | |  Sapareva, Magdalena | | | 1579 | BUL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Ivanov, Svetlen | | | 1530 | BUL | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Grabcheva, Natalia | | | 1676 | BUL | 0.50 | 1 | -0.16 | 20 | -3.20 | |
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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