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Individual Calculations September 2010 |
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| Maroulakos, Stavros Total change: -8.85 | |   |
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| 6th Open under 1900 national or international rating | Pagrati - Athens | GRE | 2010-05-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1743 | 1781 | 3.00 | 5 | 0.30 | 15 | 4.50 | |
|  Fotiadis, Kleanthis | | | 1736 | GRE | 1.00 | 1 | 0.44 | 15 | 6.60 | |  Antoniadis, Konstantinos | | | 1853 | GRE | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Kanellos, Dimitrios V | | | 1790 | GRE | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Lazaridis-Elmaloglou, Lazaros | | | 1856 | GRE | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Fragiadaki, Eirini | | | 1482 | GRE | 1.00 | 1 | 0.15 | 15 | 2.25 | |
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) | | | | 33rd Ikaros Chess Festival 2010, Aegean Open Champ. | Ag. Kirikos, Ikaria | GRE | 2010-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1767 | 1764 | 1.50 | 5 | -0.89 | 15 | -13.35 | |
| | Konstantelias, Konstaninos | | | 2085 | GRE | 0.50 | 1 | 0.37 | 15 | 5.55 | | | Arvanitakis, Panagiotis | | | 1463 | GRE | 0.00 | 1 | -0.85 | 15 | -12.75 | | | Markidou, Christianna | | | 1971 | CYP | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Sigouros, Ioannis | | | 1952 | GRE | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Douni, Maria | | | 1364 * | 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) | | |
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