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Individual Calculations May 2019 |
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| Koutsourakis, Ioannis Total change: 56.00 | |   |
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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 |
| 1884 | 1714 | 2.50 | 4 | 1.33 | 40 | 53.20 | |
|  Kotsinis, Alexandros | | | 1896 | GRE | 0.50 | 1 | 0.24 | 40 | 9.60 | |  Brokalakis - Gounaris, Christos | | | 1988 | GRE | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Kouvidis, Ioannis | | | 1981 | GRE | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Koutsaftis, Efstratios | | | 1669 | GRE | 1.00 | 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 youth championships of ESSK finals open 8-16 | ESSK | GRE | 2019-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1838 | 1714 | 1.50 | 5 | -0.29 | 40 | -11.60 | |
| | Brokalakis - Gounaris, Christos | | | 1988 | GRE | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Pelantakis, Mihail | | | 1918 | GRE | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Patrelakis, Evaggelos | | | 2108 | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Voulgarakis, Ioannis | | | 1423 | GRE | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Kozyris, Ilias | | | 1752 | GRE | 0.50 | 1 | 0.05 | 40 | 2.00 | |
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 - B Category | ESSK | GRE | 2019-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1396 | 1714 | 5.50 | 6 | 0.36 | 40 | 14.40 | |
| | Tsihlis, Hristos-Panagiotis | | | 1501 | GRE | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Papadimitrakis, Georgios | | | 1484 | GRE | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Heretis, Georgios | | | 1449 | GRE | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Terzakis, Georgios | | | 1314 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Perakis, Savvas | | | 1314 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Lantzourakis, Nikolaos | | | 1314 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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