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Individual Calculations April 2009 |
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| Patrinos, Ilias Total change: -21.15 | |   |
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| 1o Ambelokipi Christmas Open | Ambelokipi - Athens | GRE | 2008-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2024 | 1751 | 0.00 | 3 | -0.53 | 15 | -7.95 | |
|  Sienczewski, Zbigniew | | | 2101 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Sideris, Theodoros | | | 2034 | GRE | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Diamandis, Georgios | | | 1936 | GRE | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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) | | | | 93th Ambelokipi Open | Ambelokipi, Athens | GRE | 2009-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1954 | 1751 | 0.00 | 2 | -0.49 | 15 | -7.35 | |
| | Papapetropoulos, Periklis | | | 2025 | GRE | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Reitzopoulos, Konstantinos | | | 1882 | GRE | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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) | | | | 2009 Attica teams Ch. A' local div. - Group 1 | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1837 | 1751 | 0.00 | 1 | -0.38 | 15 | -5.70 | |
| | Marianidis, Dimitrios | | | 1837 | GRE | 0.00 | 1 | -0.38 | 15 | -5.70 | |
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) | | | | 5th Memorial Siaperas | Ambelokipi Athens | GRE | 2009-02-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1834 | 1751 | 2.00 | 5 | -0.01 | 15 | -0.15 | |
| | Zorbas, Nikolaos | | | 1791 | GRE | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Maratos, Antonios | | | 1739 | GRE | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Skalkotas, Nikolaos | m | | 2101 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Mitsakos, Achilleas | | | 1784 | GRE | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Poulopoulos, Ioannis | | | 1757 | GRE | 1.00 | 1 | 0.51 | 15 | 7.65 | |
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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