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Individual Calculations September 2011 |
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| Hadzhitodorov, Ivaylo Total change: 7.80 | |   |
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| INTERNATIONAL RATING-OPEN “SPARTAK – 3” | Plovdiv | BUL | 2011-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1871 | 1770 | 1.00 | 2 | 0.26 | 30 | 7.80 | |
|  Karaivanov, Alexander | | | 1963 | BUL | 0.00 | 1 | -0.25 | 30 | -7.50 | |  Darakchiev, Manol | | | 1778 | BUL | 1.00 | 1 | 0.51 | 30 | 15.30 | |
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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