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Individual Calculations September 2011 |
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| Raykov, Stefan Total change: 12.90 | |   |
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| Team Championship boys U12 | Veliko Tarnovo | BUL | 2011-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1687 | 1740 | 1.00 | 1 | 0.43 | 30 | 12.90 | |
|  Yordanov, Georgi | | | 1687 | BUL | 1.00 | 1 | 0.43 | 30 | 12.90 | |
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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