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Individual Calculations August 2013 |
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| Skoufas, Georgios Total change: -3.30 | |   |
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| 21st open SOP-SMAOK under 1900 | Athens - Pagkrati | GRE | 2013-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1628 | 1649 | 1.50 | 3 | 0.02 | 15 | 0.30 | |
|  Laspas, Antonios | | | 1249 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Arvanitis, Georgios | | | 1767 | GRE | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Nikolaidou, Eleni | | | 1867 | GRE | 0.00 | 1 | -0.22 | 15 | -3.30 | | | * 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) | | | | 135th Ambelokipi open | Athens - Ambelokipi | GRE | 2013-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1689 | 1649 | 2.50 | 6 | -0.24 | 15 | -3.60 | |
| | Efthimiou, Georgios | | | 1838 | GRE | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Kapagiannidis, Konstantinos | | | 1934 | GRE | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Foutouhos, Spyridon | | | 1553 | GRE | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Megaloudis, Petros | | | 1585 | GRE | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Untiveros, Jesus Benzamin | | | 1595 | USA | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Drakos, Konstantinos | | | 1630 | GRE | 0.00 | 1 | -0.53 | 15 | -7.95 | |
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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