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Individual Calculations January 2011 |
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| Stergiou, Georgios Total change: 3.60 | |   |
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| 108th Ambelokipi Open | Ambelokipi - Athens | GRE | 2010-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1870 | 1727 | 2.00 | 6 | 0.02 | 15 | 0.30 | |
|  Papageorgiou, Ioannis | | | 1733 | GRE | 1.00 | 1 | 0.51 | 15 | 7.65 | |  Kourkoulos-Arditis, Stamatis | | | 1945 | GRE | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Koerant, Filipos | | | 1996 | GRE | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Papapetropoulos, Periklis | | | 2089 | GRE | 0.50 | 1 | 0.40 | 15 | 6.00 | | | Samartzis, Mihail | | | 1858 | GRE | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Efkarpidis, Stylianos | | | 1597 | GRE | 0.00 | 1 | -0.68 | 15 | -10.20 | |
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) | | | | Open tournament Kaissa 8 | Athens | GRE | 2010-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1831 | 1727 | 1.50 | 5 | -0.52 | 15 | -7.80 | |
| | Kostouros, Alexandros | | | 2127 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Grapsas, Panagiotis | | | 1504 | GRE | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Efthimiou, Georgios | | | 1788 | GRE | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Diatsintos, Ilias | | | 1611 | GRE | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Ilandzis, Spyridon | | | 2127 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 13th Aegaleo open | Aegaleo | GRE | 2010-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1690 | 1727 | 4.00 | 6 | 0.74 | 15 | 11.10 | |
| | Grafakou, Sotiria-Aphrodite | | | 1383 | GRE | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Kokkota, Fotini | | | 1327 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Tsiropoulas, Apostolos | | | 2032 | GRE | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Vlastos, Alexandros | | | 1627 | GRE | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Diamantis, Georgios D | | | 1661 | GRE | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Tzamouranis, Dimitrios | | | 2112 | GRE | 0.00 | 1 | -0.09 | 15 | -1.35 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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