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Individual Calculations July 2008 |
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| Karystianos, Petros Total change: 18.75 | |   |
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| 85th Ambelokipi Open | Ambelokipi - Athens | GRE | 2008-03-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1780 | 1503 | 1.50 | 4 | 0.80 | 15 | 12.00 | |
|  Zahariou, Nikolaus | | | 1831 | GRE | 0.50 | 1 | 0.37 | 15 | 5.55 | |  Marianidis, Dimitrios | | | 1853 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Patrinos, Ilias | | | 1767 | GRE | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Stavropoulos, Simeon | | | 1667 | GRE | 1.00 | 1 | 0.72 | 15 | 10.80 | |
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) | | | | Spring open 2008 by SOP - SMAOK | Athens | GRE | 2008-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1857 | 1514 | 0.50 | 4 | 0.04 | 15 | 0.60 | |
| | Fanourgakis, Konstantinos | | | 1835 | GRE | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Petsetidi, Maria | | | 1864 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Karteri, Olga | | | 1864 | GRE | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Stavropoulou, Katerina | | | 1864 | GRE | 0.00 | 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) | | | | 87th Ambelokipi Open | Athens | GRE | 2008-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1514 | 1.50 | 6 | 0.41 | 15 | 6.15 | |
| | Drakakis, Ioannis | | | 1864 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Tsaknis, Vasilios | | | 1511 | GRE | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Mitsakos, Achilleas | | | 1843 | GRE | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Spyropoulou, Aliki | | | 1864 | GRE | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Thomassin, Alexandre | | | 1822 | FRA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Kalergis, Nikolaos | | | 1864 | GRE | 0.00 | 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) | | |
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