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Individual Calculations April 2008 |
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| Efkarpidis, Stylianos Total change: -18.30 | |   |
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| 83rd Ambelokipi Open | Athens | GRE | 2007-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 1713 | 0.50 | 4 | -0.36 | 15 | -5.40 | |
|  Delithanasis, Dimitrios | | | 2063 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Girvalakis, Spyridon | | | 2063 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Volis, Vasilios | | | 1866 | GRE | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Sakagiannis, Panagiotis | | | 1830 | GRE | 0.00 | 1 | -0.34 | 15 | -5.10 | |
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) | | | | Christnas Chess Tournament "Glyfada 2007" | Glyfada | GRE | 2007-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1958 | 1713 | 0.00 | 3 | -0.62 | 15 | -9.30 | |
| | Koerant, Filipos | | | 2063 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Kolomvas, Dimitrios | | | 1954 | GRE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Tsokopoulos, Dedalos | | | 1858 | GRE | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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) | | | | 84th Ambelokipi Open | Ambelokipi - Athens | GRE | 2008-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1856 | 1686 | 2.00 | 6 | 0.18 | 15 | 2.70 | |
| | Poteas, Ioannis | | | 2036 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Hatzigeorgiou, Mihail | | | 1899 | GRE | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Ponirakis, Dimitrios | | | 2036 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Papamichael, Georgios | | | 1918 | GRE | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Maratos, Antonios | | | 1744 | GRE | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Karystianos, Petros | | | 1503 | GRE | 1.00 | 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) | | | | 4th "Triantafyllos Sipaeras" Memorial Open | Ambelokipi, Athens | GRE | 2008-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1686 | 1.00 | 5 | -0.42 | 15 | -6.30 | |
| | Poteas, Ioannis | | | 2036 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Marianidis, Dimitrios | | | 1943 | GRE | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Avgoustinatos, Vassilis | | | 1918 | GRE | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Nteoudis, Konstantinos | | | 1529 | GRE | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Roumeliotis, Angelos | | | 1915 | GRE | 0.00 | 1 | -0.21 | 15 | -3.15 | |
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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