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Individual Calculations July 2008 |
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| Vlahos, Athanasios Total change: -16.20 | |   |
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| 85th Ambelokipi Open | Ambelokipi - Athens | GRE | 2008-03-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1985 | 3.00 | 5 | 0.34 | 15 | 5.10 | |
|  Zahariou, Nikolaus | | | 1831 | GRE | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Anastasopoulos, Spyros | | | 2173 | GRE | 0.00 | 1 | -0.26 | 15 | -3.90 | |  Kiriazis, Dimitrios | | | 1897 | GRE | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Koerant, Filipos | | | 2103 | GRE | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Karlis, Nikolaos | | | 1808 | GRE | 1.00 | 1 | 0.27 | 15 | 4.05 | |
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) | | | | ATTICA TEAM CHAMP. B' CATEGORY 2008 B' GROUP | ATTICA | GRE | 2008-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1985 | 2.00 | 3 | 0.26 | 15 | 3.90 | |
| | Skirianoglou, Dimitrios | | | 2058 | GRE | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Prassa, Georgios | | | 2018 | GRE | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Konstantinou, Vasilios | | | 1635 | 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) | | | | Wolrd Amateur Championship 2008 | Kallithea - Halkidiki | GRE | 2008-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1762 | 1988 | 3.00 | 6 | -1.68 | 15 | -25.20 | |
| | Koronas, Vasilios | | | 1728 | GRE | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Hrisostomidis, Alkiviadis | | | 1774 | GRE | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Draeger, Klaus | | | 1865 | GER | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Sirnioti, Georgia | | | 1739 | GRE | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Vakalopoulos, Hristos | | | 1801 | GRE | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Zygourakis, Themistoklis | | | 1666 | GRE | 0.00 | 1 | -0.87 | 15 | -13.05 | |
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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