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Individual Calculations July 2009 |
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| Stoev, Tsvetoslav Total change: -41.75 | |   |
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| Bulgarian individual chess championship boys 20 | Sofia | BUL | 2009-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2057 | 1765 | 1.00 | 5 | 0.17 | 25 | 4.25 | |
|  Vlashki, Nino | | | 2115 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Dobrev, Nayden | | | 2115 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Petrov, Plamen | | | 1875 | BUL | 1.00 | 1 | 0.65 | 25 | 16.25 | | | Andreev, Sasho | | | 2063 | BUL | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Janev, Tihomir | | | 2115 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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) | | | | Tournament CSKA chess club Sofia - Thessaloniki | Sofia | BUL | 2009-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1655 | 1765 | 2.00 | 6 | -1.84 | 25 | -46.00 | |
| | Koutroukis, Andreas | | | 1853 | GRE | 0.00 | 1 | -0.38 | 25 | -9.50 | | | Ioannidis, Evgenios | | | 1513 | GRE | 1.00 | 1 | 0.19 | 25 | 4.75 | | | Amiridou, Dimitra | | | 1539 | GRE | 0.50 | 1 | -0.29 | 25 | -7.25 | | | Tsolaki, Eleni | | | 1631 | GRE | 0.50 | 1 | -0.18 | 25 | -4.50 | | | Drakaki, Anna-Maria | | | 1601 | GRE | 0.00 | 1 | -0.72 | 25 | -18.00 | | | Tompros, Andreas-Hristos | | | 1794 | GRE | 0.00 | 1 | -0.46 | 25 | -11.50 | |
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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