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Individual Calculations April 2009 |
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| Vatkali, Dimitra Total change: 3.00 | |   |
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| 25th Christmas Cup - Group A' | Kavala | GRE | 2008-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 1877 | 2.00 | 5 | -0.32 | 15 | -4.80 | |
|  Dorfanis, Ilarion | | | 2173 | GRE | 0.00 | 1 | -0.15 | 15 | -2.25 | |  Kelidou, Maria | | | 1527 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Kazantzidis, Ilias | | | 2099 | GRE | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Tsirigkanos, Athanasios | | | 1890 | GRE | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Koroglou, Viktor | | | 1816 | GRE | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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 |
| 2191 | 1855 | 1.00 | 4 | 0.52 | 15 | 7.80 | |
| | Andonovski, Ljubisa | f | | 2205 | MKD | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Skoko, Milan | | | 2205 | SRB | 1.00 | 1 | 0.89 | 15 | 13.35 | | | Videnova, Iva | | wf | 2193 | BUL | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Glavchev, Stanislav | | | 2160 | BUL | 0.00 | 1 | -0.14 | 15 | -2.10 | |
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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