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Individual Calculations October 2008 |
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| Bocheva, Margarita Total change: 3.75 | |   |
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| Open Women Bulgarian Championship | Vratsa | BUL | 2008-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2014 | 1877 | 2.00 | 7 | -0.35 | 25 | -8.75 | |
|  Videnova, Iva | | wf | 2211 | BUL | 0.50 | 1 | 0.38 | 25 | 9.50 | |  Vladimirova, Maria | | | 2009 | BUL | 0.00 | 1 | -0.32 | 25 | -8.00 | | | Savova, Stefka | | wm | 2135 | BUL | 0.50 | 1 | 0.32 | 25 | 8.00 | | | Zlatanova, Emilia | | wm | 2094 | BUL | 0.50 | 1 | 0.28 | 25 | 7.00 | | | Koen, Maja | | wm | 2136 | BUL | 0.50 | 1 | 0.32 | 25 | 8.00 | | | Sirkova, Darena | | | 1804 | BUL | 0.00 | 1 | -0.60 | 25 | -15.00 | | | Dragieva, Denitza | | | 1706 | BUL | 0.00 | 1 | -0.73 | 25 | -18.25 | |
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) | | | | 23-th INTERNATIONAL CHESS TOURNAMENT "TETEVEN" | Teteven, BUL | BUL | 2008-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2188 | 1877 | 0.50 | 2 | 0.22 | 25 | 5.50 | |
| | Janchev, Petar | | | 2211 | BUL | 0.50 | 1 | 0.38 | 25 | 9.50 | | | Ljangov, Petar | | | 2164 | BUL | 0.00 | 1 | -0.16 | 25 | -4.00 | |
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) | | | | 7th Kesarovski - Georgiev Memorial | Sunny Beach | BUL | 2008-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2187 | 1877 | 1.00 | 5 | 0.28 | 25 | 7.00 | |
| | Vladimirov, Vladimir | | | 2227 | MKD | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Boguszlavszkij, Jevgenyij | m | | 2227 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Jiruse, Josef | | | 2133 | CZE | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Angelov, Angel | | | 2227 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Georgiev, Steljan | | | 2121 | BUL | 0.50 | 1 | 0.30 | 25 | 7.50 | |
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) | | |
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