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Individual Calculations April 2009 |
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| Drakaki, Anna-Maria Total change: 4.20 | |   |
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| White Tower 2008 | Thessaloniki - Greece | GRE | 2008-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 1626 | 0.50 | 3 | 0.07 | 15 | 1.05 | |
|  Papahristou, Nikolaos | | | 1976 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Sarikas, Sotirious | | | 1963 | GRE | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Lazos, Ioannis | | | 1869 | GRE | 0.00 | 1 | -0.20 | 15 | -3.00 | |
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) | | | | GIRLS UNDER 14 - THESSALONIKI CHAMP. 2009 | Thessaloniki | GRE | 2009-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1571 | 1597 | 1.50 | 2 | 0.43 | 15 | 6.45 | |
| | Amiridou, Dimitra | | | 1532 | GRE | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Vafiadou, Asimenia | | | 1610 | GRE | 1.00 | 1 | 0.52 | 15 | 7.80 | |
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) | | | | 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 |
| 1947 | 1597 | 0.00 | 2 | -0.22 | 15 | -3.30 | |
| | Marholev, Dimitar | m | | 1947 | BUL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Stojanov, Alexandar | | | 1947 | BUL | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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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