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Individual Calculations April 2009 |
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| Ballas, Athanasios-Panagiotis Total change: -15.00 | |   |
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| White Tower 2008 | Thessaloniki - Greece | GRE | 2008-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1771 | 1488 | 0.50 | 4 | -0.16 | 25 | -4.00 | |
|  Milovanovic, Ninoslav | | | 1838 | SRB | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Papakonstantinou, Dimitrios | | | 1759 | GRE | 0.00 | 1 | -0.17 | 25 | -4.25 | | | Makridis, Nikolaos-Lazaros | | | 1690 | GRE | 0.00 | 1 | -0.24 | 25 | -6.00 | |  Barbageorgopoulou, Fani | | | 1796 | GRE | 0.50 | 1 | 0.36 | 25 | 9.00 | |
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) | | | | 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 |
| 1865 | 1515 | 0.00 | 4 | -0.44 | 25 | -11.00 | |
| | Miljkovic, Miroslav D | m | | 1865 | SRB | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Petkov, Hristo | | | 1865 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Baninska, Tanja | | wf | 1865 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Voinas, Marios | | | 1865 | GRE | 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) | | |
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