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Individual Calculations January 2010 |
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| Zambrakos, Efthimios Total change: -16.80 | |   |
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| 99th Open Abelokipon | Ambelokipi - Athens | GRE | 2009-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 1882 | 2.50 | 5 | 0.20 | 15 | 3.00 | |
|  Papadopoulos, Asterios | | | 1656 | GRE | 0.50 | 1 | -0.29 | 15 | -4.35 | |  Kokossis, Danae | | | 1702 | ENG | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Poulos, Georgios | | | 2083 | GRE | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Azis, Azizis Ektoras | | | 2126 | GRE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Tsiropoulas, Apostolos | | | 2010 | GRE | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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) | | | | 100th Ambelokipi Open | Ambelokipi - Athens | GRE | 2009-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1696 | 1893 | 3.00 | 6 | -1.32 | 15 | -19.80 | |
| | Karatzanos, Konstantinos | | | 1493 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Kaloskambis, Mihail | | | 2061 | GRE | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Stergiou, Georgios | | | 1628 | GRE | 0.00 | 1 | -0.82 | 15 | -12.30 | | | Konstantopoulos, Nikolaos | | | 1493 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Karlis, Nikolaos | | | 1770 | GRE | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Kappos, Ioannis | | | 1733 | GRE | 1.00 | 1 | 0.29 | 15 | 4.35 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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