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Individual Calculations September 2010 |
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| Koukoufikis, Ioannis Total change: -15.75 | |   |
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| 106th Ambelokipi Open | Ambelokipi - Athens | GRE | 2010-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1792 | 1778 | 2.50 | 5 | -0.01 | 15 | -0.15 | |
|  Tepelenis, Nikolaos | | | 2178 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Korniotis, Filippos | | | 1570 | GRE | 0.00 | 1 | -0.77 | 15 | -11.55 | | | Efkarpidis, Stylianos | | | 1627 | GRE | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Stergiou, Georgios | | | 1696 | GRE | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Marianidis, Dimitrios | | | 1889 | GRE | 0.50 | 1 | 0.15 | 15 | 2.25 | | | * 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) | | | | 33rd Ikaros Chess Festival 2010, Aegean Open Champ. | Ag. Kirikos, Ikaria | GRE | 2010-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1862 | 1771 | 1.00 | 5 | -1.04 | 15 | -15.60 | |
| | Stefanidi, Maria-Anna | | wf | 2092 | GRE | 1.00 | 1 | 0.87 | 15 | 13.05 | | | Kouvatsou, Maria | | wg | 2171 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Ornithopoulos, Nikolaos | | | 2080 | GRE | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Arvanitakis, Panagiotis | | | 1463 | GRE | 0.00 | 1 | -0.86 | 15 | -12.90 | | | Kiriakakis, Konstantinos | | | 1503 | GRE | 0.00 | 1 | -0.83 | 15 | -12.45 | | | * 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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