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Individual Calculations September 2009 |
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| Barbagiannis, Panayotis Total change: -14.40 | |   |
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| 7th Fysiolatris Open - Women Attica Championship 2009 | Nikaia | GRE | 2009-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1922 | 2.50 | 3 | 1.28 | 15 | 19.20 | |
|  Fragkou, Maria | | | 1572 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Litsas, Ioannis | | | 2183 | GRE | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Kostouros, Alexandros | | | 2216 | GRE | 1.00 | 1 | 0.85 | 15 | 12.75 | |
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) | | | | 27th Greek Indiv. Championship open U16 | Kallithea - Halkidiki | GRE | 2009-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1766 | 1922 | 3.00 | 7 | -1.89 | 15 | -28.35 | |
| | Mitridis, Dimitris | | | 1584 | GRE | 0.00 | 1 | -0.88 | 15 | -13.20 | | | Koronas, Vasilios | | | 1766 | GRE | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Balomenakis, Haralambos | | | 1778 | GRE | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Tassis, Ioannis | | | 1728 | GRE | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Gouderis, Dimitrios | | | 1820 | GRE | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Koutroukis, Andreas | | | 1853 | GRE | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Dermentzis, Konstantinos | | | 1834 | GRE | 0.50 | 1 | -0.12 | 15 | -1.80 | |
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) | | | | 37th Greek Team Championship of A' Category | Halkidiki | GRE | 2009-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1657 | 1901 | 0.50 | 1 | -0.30 | 15 | -4.50 | |
| | Pantelidis, Hristos | | | 1657 | GRE | 0.50 | 1 | -0.30 | 15 | -4.50 | |
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) | | | | 2nd International Chess Tournam. "Paleochora 2009" | Paleochora, Crete | GRE | 2009-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1901 | 2.00 | 5 | -0.05 | 15 | -0.75 | |
| | Chulivska, Vita | | wm | 2301 * | UKR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Spirou, Gerasimos | | | 1621 | GRE | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Kalaitzoglou, Panayotis | | | 2199 | GRE | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Tsiros, Dimitrios | | | 1631 | GRE | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Panagiotopoulos, Alexandros | | | 2200 | GRE | 0.00 | 1 | -0.15 | 15 | -2.25 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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