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Individual Calculations September 2009 |
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| Vlahakis, Ioannis S. Total change: 0.00 | |   |
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| Ikaros Chess Festival 2009 | 2009 Aegean Open Championship | GRE | 2009-07-11 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2025 | 0 | 3.00 | 7 | 0.00 | 1975 | | 0.00 | |
|  Hrabinska, Myroslava | | wg | 2267 | UKR | 0.00 | 1 | 0.00 | | 0.00 | |  Koukoufikis, Alexandros | | | 2233 | GRE | 0.00 | 1 | 0.00 | | 0.00 | | | Nilsson, Erling | | | 1930 | DEN | 1.00 | 1 | 0.00 | | 0.00 | | | Ornithopoulos, Nikolaos | | | 2089 | GRE | 0.50 | 1 | 0.00 | | 0.00 | | | Vrublevskaya, Olga | | wm | 2100 | RUS | 0.00 | 1 | 0.00 | | 0.00 | | | Nielsen, Martin Skovso | | | 1762 | DEN | 0.50 | 1 | 0.00 | | 0.00 | | | Nikolopoulos, Panagiotis | | | 1796 | GRE | 1.00 | 1 | 0.00 | | 0.00 | |
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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