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Individual Calculations February 2013 |
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| Drakoulakos, Grigorios Total change: 57.30 | |   |
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| 2012 ESSNA Team championship under 16 | Attica | GRE | 2012-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1879 | 1829 | 4.50 | 6 | 1.90 | 15 | 28.50 | |
|  Kalogridakis, Theodoros | | | 1676 | GRE | 1.00 | 1 | 0.30 | 15 | 4.50 | |  Papadopoulos, Georgios | | | 2065 | GRE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Drakopoulos, Polihronis | | | 1812 | GRE | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Poulidis, Stefanos | | | 1972 | GRE | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Drakopoulos, Polihronis | | | 1812 | GRE | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Drakaki, Anna-Maria | | | 1938 | GRE | 1.00 | 1 | 0.65 | 15 | 9.75 | |
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) | | | | 2012 ESSNA Team championship under 12 - "Dimitris Siametis" | Attica | GRE | 2012-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1455 | 1829 | 2.00 | 2 | 0.19 | 15 | 2.85 | |
| | Giavasopoulos, Thomas | | | 1480 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Koukakis, Dimitrios | | | 1429 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | * 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) | | | | 2013 Individual Championship of ESSNA U14 Open | Athens | GRE | 2012-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1727 | 1829 | 6.00 | 7 | 1.73 | 15 | 25.95 | |
| | Neokosmidis, Ioannis | | | 1429 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Tsekouras, Andreas | | | 1535 | GRE | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Laspas, Panagiotis | | | 1633 | GRE | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Tsiros, Fragkiskos Vlasios | | | 1893 | GRE | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Kouskoutis, Georgios-Alexandros | | | 1814 | GRE | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Kalofonos, Panayotis | | | 1879 | GRE | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Korniotis, Filippos | | | 1909 | GRE | 0.50 | 1 | 0.11 | 15 | 1.65 | | | * 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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