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Individual Calculations December 2015 |
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| Psathakis, Savvas Total change: 94.00 | |   |
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| 155th Open Ambelokipon | Ambelokipi | GRE | 2015-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1439 | 1258 | 3.00 | 7 | 0.86 | 40 | 34.40 | |
|  Sideris, Nikiforos | | | 1658 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Patrinos, Ilias | | | 1567 | GRE | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Strati, Betty - Anna | | | 1274 | GRE | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Milias, Renos | | | 1658 * | GRE | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Mitsakos, Achilleas | | | 1569 | GRE | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Psathakis, Ioannis | | | 1283 | GRE | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Karapappas, Nikolaos | | | 1067 | GRE | 1.00 | 1 | 0.25 | 40 | 10.00 | | | * 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) | | | | 2015 Attica youth U16 team championship | Attica | GRE | 2015-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1259 | 1258 | 3.00 | 3 | 1.49 | 40 | 59.60 | |
| | Kolidas, Stelios | | | 1216 | GRE | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Konidari, Sofia | | | 1136 | GRE | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Koutis, Pavlos | | | 1425 | GRE | 1.00 | 1 | 0.72 | 40 | 28.80 | |
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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