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Individual Calculations April 2009 |
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| Kourtesis, Georgios Total change: 6.45 | |   |
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| 2009 Attica team ch prelim. A div. | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2073 | 2181 | 3.00 | 4 | 0.43 | 15 | 6.45 | |
|  Xylogiannopoulos, Antonios | | | 1964 | GRE | 0.50 | 1 | -0.28 | 15 | -4.20 | |  Pantazopoulos, Stavros | | | 2175 | GRE | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Prezerakos, Dimitrios | | | 2054 | GRE | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Tegelidis, Petros | | | 2100 | GRE | 0.50 | 1 | -0.11 | 15 | -1.65 | |
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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