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Individual Calculations September 2009 |
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| Douni, Maria Total change: -20.00 | |   |
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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 |
| 1783 | 1433 | 0.00 | 2 | -0.22 | 25 | -5.50 | |
|  Petsas, Spyridon | | | 1783 | GRE | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Haldaiakis, Vasilios | | | 1783 | 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) | | | | Ikaros Chess Festival 2009 | 2009 Aegean Open Championship | GRE | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1799 | 1433 | 0.00 | 5 | -0.50 | 25 | -12.50 | |
| | Klifoth, Kurt | | | 1833 * | DEN | 0.00 | 1 | -0.08 | 25 | -2.00 | |  Mitsakos, Achilleas | | | 1778 | GRE | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Tsiotridis, Panayotis | | | 1833 * | GRE | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Nikolopoulos, Panagiotis | | | 1796 | GRE | 0.00 | 1 | -0.10 | 25 | -2.50 | | | Poulidis, Stefanos | | | 1757 | GRE | 0.00 | 1 | -0.13 | 25 | -3.25 | | | * 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) | | | | Intern. Amateur Chess Tournament "Acropolis U.2200 2009" | Halkida | GRE | 2009-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1433 | 0.00 | 1 | -0.08 | 25 | -2.00 | |
| | Skiadopoulos, Nikolaos | | | 1833 * | GRE | 0.00 | 1 | -0.08 | 25 | -2.00 | | | * 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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