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Individual Calculations August 2017 |
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| Petkov, Momchil Total change: -0.80 | |   |
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| National team championship for boys to 12 years old 2017 | Borovets | BUL | 2017-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1571 | 1945 | 4.50 | 5 | -0.02 | 40 | -0.80 | |
|  Ivanov, Svetlen | c | | 1626 | BUL | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Kulev, Atanas | | | 1594 | BUL | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Kostadinov, Stilyan | | | 1545 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Vasilev, Velislav | | | 1545 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ardenski, Dimitar | | | 1545 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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