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Individual Calculations September 2010 |
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| Serefidou, Despina Total change: -38.25 | |   |
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| 13th Greek Individual Championships Girls U14 - 2010 | Kallithea Halkidiki | GRE | 2010-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1561 | 1714 | 2.50 | 5 | -0.92 | 15 | -13.80 | |
|  Douni, Aspasia | | | 1350 | GRE | 1.00 | 1 | 0.10 | 15 | 1.50 | |  Drakaki, Anna-Maria | | | 1650 | GRE | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Fragkou, Maria | | | 1473 | GRE | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Markaki, Sofia | | | 1668 | GRE | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Amiridou, Dimitra | | | 1663 | GRE | 0.00 | 1 | -0.57 | 15 | -8.55 | |
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) | | | | 19th Open International Chess Tournament of Kavala B Group | Kavala | GRE | 2010-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1707 | 1709 | 0.50 | 4 | -1.51 | 15 | -22.65 | |
| | Vatkali, Dimitra | | | 1919 | GRE | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Tsakiris, Haralambos | | | 1834 | GRE | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Tononidis, Anastasios | | | 1513 | GRE | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Aslanidis, Trifon | | | 1561 | GRE | 0.00 | 1 | -0.70 | 15 | -10.50 | |
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) | | | | Negroponte 2010 | Halkida | GRE | 2010-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 1709 | 0.50 | 5 | -0.12 | 15 | -1.80 | |
| | Charkhalashvili, Inga | | wg | 2109 * | GEO | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Parginos, Vassilios | | | 2109 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Petraki, Maria | | wf | 2067 | GRE | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Balokas, Dimitrios | | | 1997 | GRE | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Papadopoulos, Panayotis | | | 1951 | GRE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | * 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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