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Individual Calculations September 2009 |
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| Voiska, Margarita Total change: 3.45 | |   |
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| Albena International Open Chess Tournament 2009 | Albena | BUL | 2009-06-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2317 | 2332 | 5.00 | 8 | 0.89 | 15 | 13.35 | |
|  Dragomir, Constantin | | | 2089 | ROU | 1.00 | 1 | 0.20 | 15 | 3.00 | |  Petkov, Vladimir | g | | 2481 | BUL | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Antal, Gergely | m | | 2490 | HUN | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Georgiev, Steljan | | | 2172 | BUL | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Ivanov, Jordan | m | | 2435 | BUL | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Dimitrov, Pavel | m | | 2396 | BUL | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Vasovski, Nikola | m | | 2358 | MKD | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Kirjakov, Toma | | | 2115 | BUL | 1.00 | 1 | 0.22 | 15 | 3.30 | |
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) | | | | 19th Open Womens Bulgarian Championship 2009 | Vratsa | BUL | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 2332 | 6.00 | 9 | -0.66 | 15 | -9.90 | |
| | Stefanova, Milena | | | 1985 | BUL | 0.50 | 1 | -0.39 | 15 | -5.85 | | | Maksimovic, Suzana | | wg | 2255 | SRB | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Shivacheva, Donika | | | 1932 * | BUL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Krumova, Ani | | | 1932 * | BUL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Chilingirova, Pavlina | | wm | 2135 | BUL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Sgircea, Silvia-Raluca | | wf | 2199 | ROU | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Videnova, Iva | | wf | 2197 | BUL | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Raeva, Elitsa | | wm | 2236 | BUL | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Bulmaga, Irina | | wm | 2277 | MDA | 0.50 | 1 | -0.08 | 15 | -1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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