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Individual Calculations September 2009 |
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| Vrettos, Vasilios Total change: -5.85 | |   |
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| 1st Spring Open SOP - SMAOK | Pagrati - Athens | GRE | 2009-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1955 | 2.50 | 5 | -0.39 | 15 | -5.85 | |
|  Tepelenis, Nikolaos | | | 2209 | GRE | 0.00 | 1 | -0.19 | 15 | -2.85 | |  Tourkolias, Dimitrios | | | 1840 | GRE | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Maroulakos, Stavros | | | 1774 | GRE | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Papadimitriou, I | | | 1848 | GRE | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Dritsoula, E | | | 1847 | GRE | 1.00 | 1 | 0.35 | 15 | 5.25 | |
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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