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Individual Calculations January 2009 |
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| Koutrakis, Stamatios Total change: -7.05 | |   |
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| 89th Ambelokipi Open | Athens | GRE | 2008-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 1908 | 1.00 | 4 | -0.47 | 15 | -7.05 | |
|  Poteas, Ioannis | | | 2200 | GRE | 0.50 | 1 | 0.35 | 15 | 5.25 | |  Tepelenis, Nikolaos | | | 2153 | GRE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Stathopoulos, Ioannis | | | 1692 | GRE | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Sfougatakis, Nikolaos | | | 2024 | 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) | | |
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