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Individual Calculations July 2015 |
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| Patev, Petko Total change: -58.80 | |   |
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| 145th MGU open | Sofia | BUL | 2015-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1677 | 1897 | 4.00 | 6 | -0.53 | 40 | -21.20 | |
|  Georgiev, Konstantin | | | 1541 | BUL | 1.00 | 1 | 0.11 | 40 | 4.40 | |  Kostov, Nikolay | | | 1763 | BUL | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Neycheva, Monika Vladimirova | | | 1500 | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Sapareva, Magdalena | | | 1590 | BUL | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Stoilov, Aleksandar | | | 1789 | BUL | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Tashev, Aleksandar | | | 1878 | BUL | 0.00 | 1 | -0.53 | 40 | -21.20 | |
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) | | | | 146th MGU open | Sofia | BUL | 2015-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1754 | 1897 | 3.00 | 6 | -0.94 | 40 | -37.60 | |
| | Berberyan, Maruke | | | 1525 | BUL | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Ginev, Nikola | | | 1666 | BUL | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Gelemerov, Yane | | | 2044 | BUL | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Orev, Petar | m | | 2101 | BUL | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Georgiev, Nikolay | | | 1563 | BUL | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Grabcheva, Natalia | | | 1622 | BUL | 0.00 | 1 | -0.83 | 40 | -33.20 | |
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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