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Individual Calculations July 2015 |
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| Cholakov, Nikolay Total change: 51.60 | |   |
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| 1st International tournament Vitosha A (under 14) | Bistritsa | BUL | 2015-06-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1589 | 1753 | 4.50 | 6 | 0.36 | 40 | 14.40 | |
|  Petrova, Maria | | | 1420 | BUL | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Karadzhov, Ivan | | | 1633 | BUL | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Shentov, Petar-Delian | | | 1802 | BUL | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Ivanov, Denis | | | 1725 | BUL | 0.00 | 1 | -0.54 | 40 | -21.60 | | | Mustedjeb, Anher | | | 1599 | BUL | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Malinov, Martin | | | 1353 * | 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) | | | | 146th MGU open | Sofia | BUL | 2015-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1744 | 1753 | 3.50 | 5 | 0.93 | 40 | 37.20 | |
| | Yordanov, Kaloyan | | | 1353 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Gelemerov, Yane | | | 2044 | BUL | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Sapareva, Magdalena | | | 1590 | BUL | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Varbanov, Vladimir | | | 1631 | BUL | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Orev, Petar | m | | 2101 | BUL | 0.50 | 1 | 0.39 | 40 | 15.60 | | | * 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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