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Individual Calculations July 2009 |
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| Koutroukis, Andreas Total change: -11.70 | |   |
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| TERRITORIAL CLUB'S CUP ESSTH-HALK | THESSALONIKI | GRE | 2009-02-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1649 | 1839 | 0.50 | 1 | -0.25 | 15 | -3.75 | |
|  Fregidis, Nikolaos | | | 1649 | GRE | 0.50 | 1 | -0.25 | 15 | -3.75 | |
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 |
| 1877 | 1853 | 3.00 | 7 | -0.30 | 15 | -4.50 | |
|  Stoev, Tsvetoslav | | | 1765 | BUL | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Stoyanov, Ivaylo | | | 2061 | BUL | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Dragieva, Denitza | | | 1752 | BUL | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Dimitrova, Aseniya | | | 1802 | BUL | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Krastev, Goran | | | 2053 | BUL | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Hristov, Nikolay Valeriev | | | 1888 | BUL | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Nikolov, Rumen | | | 1816 | BUL | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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) | | | | 5th World School Chess Championship - Open U15 | Thessaloniki | GRE | 2009-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 1853 | 1.50 | 6 | -0.23 | 15 | -3.45 | |
| | Mammadov, Zaur Fazahir Oglu | | | 2180 | AZE | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Pop, Alexandru | | | 2010 | ROU | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Martinez Romero, Martin | | | 2121 | COL | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Dadello, Krzysztof | | | 1790 | POL | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Emiroglu, Cankut | | | 2063 | TUR | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Liu, Bei | | | 1984 | CHN | 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) | | |
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