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Individual Calculations May 2015 |
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| Nacheva, Jana Total change: 21.60 | |   |
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| Bulgarian chess championship for girls U16 - 2015 | Plovdiv | BUL | 2015-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1584 | 1423 | 2.00 | 5 | 0.54 | 40 | 21.60 | |
|  Mircheva, Nona | | | 1647 | BUL | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Balimezova, Margarita | | | 1607 | BUL | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Dimitrova, Darina | | | 1623 | BUL | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Gospodinova, Nikoleta | | | 1600 | BUL | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Bureva, Radilena | | | 1444 | BUL | 1.00 | 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) | | |
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