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Individual Calculations May 2017 |
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| Koutsaftis, Efstratios Total change: -0.80 | |   |
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| 2017 Youth Championships of Heraklio - open 12-18 | Heraklio | GRE | 2017-02-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1320 | 1415 | 2.00 | 4 | -0.45 | 40 | -18.00 | |
|  Lianeris, Andreas | | | 1543 | GRE | 0.00 | 1 | -0.33 | 40 | -13.20 | |  Kakalis, Nikolaos | | | 1077 | GRE | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Kouvidis, Ioannis | | | 1357 | GRE | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Kotsinis, Alexandros | | | 1301 | GRE | 1.00 | 1 | 0.34 | 40 | 13.60 | |
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) | | | | Teams Championship of Crete 2017-POA Kritis | ESSK | GRE | 2017-03-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1382 | 1415 | 3.50 | 7 | -0.28 | 40 | -11.20 | |
| | Kozyris, Ilias | | | 1502 | GRE | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Koutsourakis, Ioannis | | | 1542 | GRE | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Alexandrakis, Georgios | | | 1193 | GRE | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Marinakis, Hristos | | | 1815 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Angelakis, Alexios | | | 1065 * | GRE | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Bairamian, Artur | | | 1433 | GRE | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Digenis, Marios | | | 1124 | GRE | 0.00 | 1 | -0.85 | 40 | -34.00 | | | * 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) | | | | 20th International Tournament of Heraklio 2017 - A group | Heraklio Crete | GRE | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1595 | 1439 | 3.50 | 9 | 0.71 | 40 | 28.40 | |
| | Bras, Emanouel | | | 1839 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Koumis, Filippos | | | 1663 | GRE | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Papidakis, Georgios | | | 1618 | GRE | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Mardoyan Ararat, T. Artur | | | 1502 | GRE | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Ioannidis, Efstratios Th | | | 1592 | GRE | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Dagkonaki, Aspasia | | | 1326 | GRE | 0.00 | 1 | -0.65 | 40 | -26.00 | | | Kiriakakis, Ioannis | | | 1534 | GRE | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Galanakis, Nikos | | | 1588 | GRE | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Serpetsidaki, Eva | | | 1693 | GRE | 1.00 | 1 | 0.81 | 40 | 32.40 | | | * 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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