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Individual Calculations April 2009 |
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| Papathanasiou, Ioannis Total change: -7.80 | |   |
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| 2009 Attica teams Ch. A' local div. - Group 1 | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1833 | 2.00 | 5 | -0.52 | 15 | -7.80 | |
|  Gkavalias, Dimitrios | | | 1705 | GRE | 1.00 | 1 | 0.33 | 15 | 4.95 | |  Arvanitis, Georgios | | | 1703 | GRE | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Babas, Vagelis | | | 1898 | GRE | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Koumpenas, Mihail | | | 2024 | GRE | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Siomos, Nikolaos | | | 1828 | GRE | 0.00 | 1 | -0.51 | 15 | -7.65 | |
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) | | |
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