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Individual Calculations May 2019 |
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| Koutsaftis, Efstratios Total change: -52.40 | |   |
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| 2019 youth championships of Heraklion - open 14 - 16 | Heraklion | GRE | 2019-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1895 | 1669 | 0.00 | 4 | -0.92 | 40 | -36.80 | |
|  Kouvidis, Ioannis | | | 1981 | GRE | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Kotsinis, Alexandros | | | 1896 | GRE | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Brokalakis - Gounaris, Christos | | | 1988 | GRE | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Koutsourakis, Ioannis | | | 1714 | GRE | 0.00 | 1 | -0.44 | 40 | -17.60 | |
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) | | | | 2019 team championship of ESSK - POA | ESSK | GRE | 2019-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1533 | 1669 | 3.50 | 6 | -0.39 | 40 | -15.60 | |
| | Kozyris, Ilias | | | 1752 | GRE | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Fragkiadakis, Nikolaos Emm | | | 1269 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Georgakakis, Michail | | | 1297 | GRE | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Galanakis, Nikolaos | | | 1539 | GRE | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Voulgarakis, Ioannis | | | 1423 | GRE | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Pelantakis, Mihail | | | 1918 | GRE | 0.00 | 1 | -0.19 | 40 | -7.60 | | | * 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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