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Individual Calculations April 2009 |
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| Videnova, Iva Total change: -32.85 | |   |
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| 1-st Memorial GM Nino Kirov | Sofia | BUL | 2009-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2261 | 2193 | 1.00 | 5 | -1.05 | 15 | -15.75 | |
|  Enchev, Ivajlo | | | 2382 | BUL | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Georgiev, Krum | g | | 2465 | BUL | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Nikolova, Adriana | | wm | 2310 | BUL | 0.00 | 1 | -0.34 | 15 | -5.10 | |  Sirkova, Darena | | | 1942 | BUL | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Popov, Ilian | | | 2205 | BUL | 0.00 | 1 | -0.48 | 15 | -7.20 | |
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) | | | | 31st Bulgarian Open Chmpionship - Georgi Tringov Memorial 01.02.2009-07.02.2009 | Plovdiv | BUL | 2009-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2133 | 2193 | 3.50 | 7 | -0.34 | 15 | -5.10 | |
| | Kosturski, Ivan | | | 1843 | BUL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Filev, Georgi | f | | 2378 | BUL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Krumova, Ani | | | 1843 | BUL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Voiska, Margarita | | wg | 2339 | BUL | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Vatkali, Dimitra | | | 1855 | GRE | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Dimitrov, Radoslav | m | | 2376 | BUL | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Janev, Tihomir | | | 2297 | BUL | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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) | | | | 58th Bulgarian individual women chess championship | Dupnitsa | BUL | 2009-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2089 | 2193 | 7.50 | 11 | 0.67 | 15 | 10.05 | |
| | Vladimirova, Maria | | | 2064 | BUL | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Bednikova, Stefi | | | 2086 | BUL | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Voiska, Margarita | | wg | 2339 | BUL | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Yordanova, Svetla | | wm | 2202 | BUL | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Krumova, Ani | | | 1843 | BUL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Gradevska, Desislava | | | 1843 | BUL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Genova, Lyubka | | wm | 2231 | BUL | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Nikolova, Adriana | | wm | 2310 | BUL | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Petkova, Veneta | | | 1964 | BUL | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Sirkova, Darena | | | 1942 | BUL | 0.00 | 1 | -0.81 | 15 | -12.15 | | | Chilingirova, Pavlina | | wm | 2154 | BUL | 1.00 | 1 | 0.45 | 15 | 6.75 | |
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) | | | | Women GM Tournament Mediterranean Flowers | Rijeka | CRO | 2009-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2182 | 2193 | 3.00 | 9 | -1.47 | 15 | -22.05 | |
| | Vujnovic, Patricija | | | 1843 | CRO | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Pokorna, Regina | | wg | 2384 | SVK | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Medic, Mirjana | | wg | 2303 | CRO | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Jacimovic, Sara | | | 1843 | BIH | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Jelica, Mara | | wm | 2222 | CRO | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Milliet, Sophie | | wg | 2364 | FRA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Nikolova, Adriana | | wm | 2310 | BUL | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Ionica, Iulia-Ionela | | wg | 2279 | ROU | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Purgar, Ivona | | | 2088 | CRO | 0.00 | 1 | -0.64 | 15 | -9.60 | |
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) | | |
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