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Individual Calculations March 2013 |
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| Grabcheva, Natalia Total change: 0.00 | |   |
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| 35th International Open Bulgarian Chess Championship "Georgi Tringov Memorial" | Plovdiv | BUL | 2013-02-03 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1830 | 0 | 1.50 | 6 | 0.00 | 1637 | | 0.00 | |
|  Dragieva, Denitza | | | 2039 | BUL | 0.00 | 1 | 0.00 | | 0.00 | |  Atanasova, Elitsa | | | 1744 | BUL | 0.50 | 1 | 0.00 | | 0.00 | | | Nikolaev, Georgi | | | 1674 | BUL | 0.50 | 1 | 0.00 | | 0.00 | | | Shivacheva, Donika | | | 1719 | BUL | 0.00 | 1 | 0.00 | | 0.00 | | | Kirchev, Krasimir | | | 1958 | BUL | 0.50 | 1 | 0.00 | | 0.00 | | | Vasilev, Dimitar P. | | | 1845 | BUL | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | |
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