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Individual Calculations January 2009 |
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| Papapetropoulos, Periklis Total change: -33.00 | |   |
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| 89th Ambelokipi Open | Athens | GRE | 2008-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1840 | 2058 | 4.00 | 7 | -1.30 | 15 | -19.50 | |
|  Stathakis, Nikolaos | | | 1708 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Papamichael, Georgios | | | 1859 | GRE | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Aznaouridis, Sokratis | | | 1840 | GRE | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Tepelenis, Nikolaos | | | 2153 | GRE | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Fahouri, Nidal | | | 1747 | JOR | 0.00 | 1 | -0.86 | 15 | -12.90 | | | Chrisostomou, Dimitrios | | | 1866 | GRE | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Efkarpidis, Stylianos | | | 1708 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | |
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) | | | | 90th Ambelokipi Open | Ambelokipi, Athens - Greece | GRE | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 2058 | 3.00 | 4 | 0.21 | 15 | 3.15 | |
| | Panagos, Theodoros | | | 1708 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Efthimiou, Georgios | | | 1838 | GRE | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Himaras, Stefanos | | | 2201 | GRE | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Eleftheriou, Georgios | | | 1808 | GRE | 1.00 | 1 | 0.19 | 15 | 2.85 | |
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) | | | | 91st Ambelokipi Open | Ambelokipi, Athens | GRE | 2008-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 2058 | 3.00 | 6 | -1.11 | 15 | -16.65 | |
| | Arvanitakis, Panagiotis | | | 1708 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Himaras, Stefanos | | | 2201 | GRE | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Marianidis, Dimitrios | | | 1872 | GRE | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Mavrokordopoulos, Sotirios | | | 2043 | GRE | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Stathopoulos, Ioannis | | | 1740 | GRE | 0.00 | 1 | -0.87 | 15 | -13.05 | | | Megaloudis, Petros | | | 1840 | GRE | 1.00 | 1 | 0.22 | 15 | 3.30 | |
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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