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Individual Calculations April 2015 |
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| Mandridis, Pantelis Total change: -5.60 | |   |
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| 11th open Triantafylos Siaperas 2015 | Athens - Ambelokipoi | GRE | 2015-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1436 | 1290 | 1.00 | 6 | -0.98 | 20 | -19.60 | |
|  Papathanasopoulos, Nikolaos | | | 1644 | GRE | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Foutouhos, Dimitrios | | | 1468 | GRE | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Tzagarakis, Georgios | | | 1605 | GRE | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Makedonas, Michail | | | 1329 | GRE | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Gkikas, Ioannis | | | 1376 | GRE | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Gonidis, Nikolaos | | | 1195 | GRE | 0.50 | 1 | -0.13 | 20 | -2.60 | |
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) | | | | 1st tournament GEORGIOS EMPEOGLOU 2015 | Athens | GRE | 2015-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1464 | 1283 | 2.50 | 6 | 0.70 | 20 | 14.00 | |
| | Salapatas-Hatzigiann, Ioannis | | | 1683 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Diatsintos, Ilias | | | 1521 | GRE | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Makavelos, Vasilios | | | 1098 | GRE | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Makedonas, Michail | | | 1281 | GRE | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Arvanitakis, Panagiotis | | | 1520 | GRE | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Kostouros, Alexandros | | | 1683 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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