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Individual Calculations July 2009 |
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| Dragieva, Denitza Total change: -36.15 | |   |
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| Bulgarian Chess championship for girls 14 years old | Sunny Beach | BUL | 2009-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1752 | 0.50 | 4 | -1.66 | 15 | -24.90 | |
|  Vasileva, Veronika | | | 1584 | BUL | 0.50 | 1 | -0.22 | 15 | -3.30 | |  Venkova, Polina | | | 1815 | BUL | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Ivanova, Alexandra | | | 1598 | BUL | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Galunova, Tsveta | | | 1885 | BUL | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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) | | | | Tournament CSKA chess club Sofia - Thessaloniki | Sofia | BUL | 2009-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1700 | 1752 | 3.50 | 7 | -0.46 | 15 | -6.90 | |
| | Papakonstantinou, Dimitrios | | | 1805 | GRE | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Drakaki, Anna-Maria | | | 1601 | GRE | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Koutroukis, Andreas | | | 1853 | GRE | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Ladopoulos, Dimitrios | | | 1786 | GRE | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Sahinidis, Evagelos | | | 1708 | GRE | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Ioannidis, Evgenios | | | 1513 | GRE | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Tsolaki, Eleni | | | 1631 | GRE | 0.50 | 1 | -0.16 | 15 | -2.40 | |
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) | | | | 5th World School Chess Championship - Girls U13 | Thessaloniki | GRE | 2009-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1777 | 1752 | 2.50 | 6 | -0.29 | 15 | -4.35 | |
| | Nie, Xin | | | 1986 | CHN | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Bagirova, Khatun | | | 1882 | AZE | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Amiridou, Dimitra | | | 1539 | GRE | 0.00 | 1 | -0.77 | 15 | -11.55 | | | Sanchez Zambrano, Vanessa | | | 1783 | PER | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Priadarshni, M | | | 1480 | IND | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Pachon, Adriana | | wf | 1993 | COL | 1.00 | 1 | 0.80 | 15 | 12.00 | |
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) | | |
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