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Individual Calculations April 2009 |
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| Tasoulas, Georgios Total change: -9.50 | |   |
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| 2009 Attica teams Ch. B div. stage 1 - Group 1 | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1724 | 1979 | 1.50 | 2 | -0.10 | 25 | -2.50 | |
|  Kosmas, Hristos | | | 1819 | GRE | 0.50 | 1 | -0.21 | 25 | -5.25 | |  Hristou, Andreas | | | 1629 | GRE | 1.00 | 1 | 0.11 | 25 | 2.75 | |
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) | | | | 2009 Attica teams Ch. B div. stage 2 - Group 3 | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1757 | 1979 | 0.50 | 1 | -0.28 | 25 | -7.00 | |
| | Efentakis, Nikolaos | | | 1757 | GRE | 0.50 | 1 | -0.28 | 25 | -7.00 | |
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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