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Individual Calculations September 2009 |
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| Maroulakos, Stavros Total change: -1.50 | |   |
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| 2nd Open below 1800 national rating | Pagrati - Athens | GRE | 2009-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1822 | 1774 | 1.00 | 4 | -0.73 | 15 | -10.95 | |
|  Nikolaidis, Georgios | | | 1912 | GRE | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Vlahos, Ellisseos | | | 2005 | GRE | 0.00 | 1 | -0.21 | 15 | -3.15 | |  Petridis, Evagelos | | | 1822 | GRE | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Doulidis, Pavlos-Georgios | | | 1550 | GRE | 0.00 | 1 | -0.78 | 15 | -11.70 | |
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) | | | | 1st Spring Open SOP - SMAOK | Pagrati - Athens | GRE | 2009-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1774 | 2.00 | 6 | 0.63 | 15 | 9.45 | |
| | Anairousis, Panag | | | 2061 | GRE | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Kondopoulos, Dimitrios | | | 2062 | GRE | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Vrettos, Vasilios | | | 1955 | GRE | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Feidakis, Andreas | | | 1946 | GRE | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Vlahos, Ellisseos | | | 2005 | GRE | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Nikolaidis, Georgios | | | 1912 | GRE | 1.00 | 1 | 0.69 | 15 | 10.35 | |
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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