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Individual Calculations April 2008 |
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| Nikolova, Adriana Total change: 24.75 | |   |
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| Bulgarian Student Chess Championship | Sofia | BUL | 2007-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2218 | 2225 | 4.00 | 6 | 0.93 | 15 | 13.95 | |
|  Nikolov, Momchil | | | 2489 | BUL | 0.50 | 1 | 0.32 | 15 | 4.80 | |  Todorov, Momchil | | | 2220 | BUL | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Stanoev, Atanas | | | 2084 | BUL | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Enchev, Evgeni | | | 1988 | BUL | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Mladenov, Ilian | | | 2229 | BUL | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Filev, Georgi | | | 2298 | BUL | 0.50 | 1 | 0.10 | 15 | 1.50 | |
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 Women Chess Championship - Semifinal | Plovdiv | BUL | 2008-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2095 | 2194 | 5.00 | 7 | 0.58 | 15 | 8.70 | |
| | Vladimirova, Maria | | | 1971 | BUL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Stefanova, Milena | | | 2053 | BUL | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Doncheva, Marinela | | | 2056 | BUL | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Bednikova, Stefi | | | 2088 | BUL | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Videnova, Iva | | wf | 2188 | BUL | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Jordanova, Svetla | | wf | 2145 | BUL | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Savova, Stefka | | wm | 2165 | BUL | 0.50 | 1 | -0.04 | 15 | -0.60 | |
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 Girls Under 20 | Dobrich | BUL | 2008-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 2194 | 3.50 | 4 | 0.14 | 15 | 2.10 | |
| | Krumova, Ani | | | 1844 | BUL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Stefanova, Milena | | | 2053 | BUL | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Todorova, Kalina | | | 1844 | BUL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Hristova, Hristina | | | 1849 | BUL | 0.50 | 1 | -0.39 | 15 | -5.85 | |
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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