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Individual Calculations July 2009 |
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| Michailidis, Dimitrios Total change: -26.85 | |   |
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| 94th Ambelokipi open | Ambelokipi - Athens | GRE | 2009-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1964 | 3.00 | 6 | -0.64 | 15 | -9.60 | |
|  Karystianos, Petros | | | 1614 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Karlis, Nikolaos | | | 1742 | GRE | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Poteas, Ioannis | | | 2201 | GRE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Nikoleris, Evangelos | | | 1879 | GRE | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Megaloudis, Petros | | | 1822 | GRE | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Tsangaris, Spyridon | | | 1993 | GRE | 0.00 | 1 | -0.46 | 15 | -6.90 | |
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) | | | | 95th Open Ambelokipon | Ambelokipi - Athens | GRE | 2009-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1777 | 1950 | 3.00 | 6 | -1.23 | 15 | -18.45 | |
| | Zaharopoulos, Dionisios | | | 1600 | GRE | 0.50 | 1 | -0.39 | 15 | -5.85 | | | Kesoglou, Konstantinos | | | 2137 | GRE | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Patrinos, Ilias | | | 1730 | GRE | 0.00 | 1 | -0.78 | 15 | -11.70 | | | Karatzanos, Konstantinos | | | 1600 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Fragkou, Eleni | | | 1812 | GRE | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Megaloudis, Petros | | | 1784 | GRE | 1.00 | 1 | 0.28 | 15 | 4.20 | |
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) | | | | 96 Ambelokipi Open | Athens | GRE | 2009-05-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1713 | 1950 | 4.00 | 5 | 0.08 | 15 | 1.20 | |
| | Arvanitakis, Panagiotis | | | 1600 | GRE | 0.00 | 1 | -0.89 | 15 | -13.35 | | | Karystianos, Petros | | | 1600 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Arvanitis, Georgios | | | 1736 | GRE | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Stamatiadis, Georgios | | | 1804 | GRE | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Koukoufikis, Ioannis | | | 1826 | GRE | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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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