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Individual Calculations July 2019 |
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| Efthimiou, Georgios Total change: -49.20 | |   |
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| 4th Thursday's tournament Kotinos 2019 | Athens | GRE | 2019-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1597 | 1683 | 3.50 | 6 | -0.11 | 20 | -2.20 | |
|  Karakasiliotis, Michail | | | 1457 | GRE | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Doganou, Konstantina | | | 1346 | GRE | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Vazelakis, Dimitrios | | | 1874 | GRE | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Iatrou, Konstantinos | | | 1464 | GRE | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Sideris, Theodoros | | | 1852 | GRE | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Arvanitakis, Panagiotis | | | 1590 | 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) | | | | 22nd International Open Athens Challenge 2019 - Group A | Heraklio Attikis | GRE | 2019-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1715 | 1690 | 1.00 | 7 | -2.35 | 20 | -47.00 | |
| | Koutourinis, Apostolos | | | 2072 | GRE | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Nemtsas, Hristoforos | | | 1853 | GRE | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Kiousi, Panagiota | | | 1870 | GRE | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Apergis, Iosif | | | 1512 | GRE | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Koukouves, Vlasios | | | 1517 | GRE | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Poupalos, Nikolaos | | | 1638 | GRE | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Drakonakis, Athanasios | | | 1546 | GRE | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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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