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Individual Calculations September 2009 |
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| Dermentzis, Konstantinos Total change: -17.25 | |   |
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| 27th Greek Indiv. Championship open U16 | Kallithea - Halkidiki | GRE | 2009-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 1834 | 4.00 | 8 | 0.35 | 15 | 5.25 | |
|  Skoulakis, Charalambos | | | 2092 | GRE | 0.00 | 1 | -0.18 | 15 | -2.70 | |  Tassis, Ioannis | | | 1728 | GRE | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Malamatas, Konstantinos | | | 1972 | GRE | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Kosmidis, Giannis | | | 1550 | GRE | 0.50 | 1 | -0.34 | 15 | -5.10 | | | Abatzis, Antonios | | | 1734 | GRE | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Konstantinidis, Konstantinos | | | 1938 | GRE | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Pappelis, Dimitrios | | | 1987 | GRE | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Barbagiannis, Panayotis | | | 1922 | GRE | 0.50 | 1 | 0.12 | 15 | 1.80 | |
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) | | | | 37th Greek Team Championship of A' Category | Halkidiki | GRE | 2009-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1806 | 1834 | 2.00 | 5 | -0.64 | 15 | -9.60 | |
| | Papadogiannis, Sevastianos | | | 1937 | GRE | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Konstantinidis, Konstantinos | | | 1930 | GRE | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Koronas, Vasilios | | | 1766 | GRE | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Diasakos, Spyridon | | | 1539 | GRE | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Kourkoulos-Arditis, Stamatis | | | 1858 | GRE | 0.00 | 1 | -0.47 | 15 | -7.05 | |
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) | | | | 18th Open Inter. Tourn. "KAVALA 2009" GROUP B | Kavala | GRE | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1780 | 1834 | 2.50 | 6 | -0.86 | 15 | -12.90 | |
| | Sourgkounis, Angelos | | | 1907 | GRE | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Sechlidis, Savvas | | | 1960 | GRE | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Linos, Efstathios | | | 1680 | GRE | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Malikentzou, Nafsika | | | 1568 | GRE | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Hrisomalis, Theodoros | | | 1998 | GRE | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Hatzihrisafis, Dimos | | | 1567 | GRE | 0.50 | 1 | -0.32 | 15 | -4.80 | |
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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