|
Individual Calculations July 2009 |
|
|
|
| Miteva, Silvena Total change: -7.75 | |   |
|
| Bulgarian individual chess championship girls 20 | Sofia | BUL | 2009-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1716 | 1599 | 1.00 | 4 | -0.40 | 25 | -10.00 | |
|  Kosturska, Yoana | | | 1822 | BUL | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Vasova, Mariya | | | 1791 | BUL | 0.00 | 1 | -0.25 | 25 | -6.25 | |  Harizanova, Marina | | | 1679 | BUL | 0.50 | 1 | 0.11 | 25 | 2.75 | | | Vasileva, Veronika | | | 1570 | BUL | 0.50 | 1 | -0.04 | 25 | -1.00 | |
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) | | | | Bulgarian Chess championship for girls 16 years old | Sunny Beach | BUL | 2009-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1910 | 1599 | 0.50 | 3 | 0.09 | 25 | 2.25 | |
| | Sirkova, Darena | | | 1949 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Krumova, Ani | | | 1890 | BUL | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Tsekova, Viktoria | | | 1892 | BUL | 0.50 | 1 | 0.35 | 25 | 8.75 | |
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) | | |
|
