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Individual Calculations August 2018 |
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| Petkova, Tsvetelina Total change: 2.80 | |   |
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| Duni Cup Girls under 10 | Primorsko | BUL | 2018-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1136 | 1026 | 1.50 | 4 | 0.07 | 40 | 2.80 | |
|  Fezova, Iva | | | 1111 | FID | 1.00 | 1 | 0.62 | 40 | 24.80 | |  Arshinkova, Boryana | | | 1287 | FID | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Radulska, Elena | | | 1068 | FID | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Delcheva, Gergana | | | 1077 | FID | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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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