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Individual Calculations January 2009 |
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| Boneva, Zvezdelina Total change: -14.40 | |   |
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| 58th Team Ch (w) 1st Division | Borovets | BUL | 2008-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1949 | 0.50 | 3 | -0.96 | 15 | -14.40 | |
|  Vladimirova, Diana | | | 1765 | BUL | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Petkova, Veneta | | | 1939 | BUL | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Videnova, Iva | | wf | 2182 | BUL | 0.00 | 1 | -0.21 | 15 | -3.15 | |
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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