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Individual Calculations October 2021 |
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| Kartsakis, Ioannis Total change: -4.40 | |   |
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| Youth U8-14 championships of Crete 2021 finals | ESSK | GRE | 2021-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1139 | 1129 | 1.00 | 2 | 0.03 | 40 | 1.20 | |
|  Spyridakis, Georgios | | | 1115 | GRE | 0.00 | 1 | -0.52 | 40 | -20.80 | |  Chatzidakis, Lampros | | | 1162 | GRE | 1.00 | 1 | 0.55 | 40 | 22.00 | |
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) | | | | 2021 National youth open U10 finals | Patra | GRE | 2021-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1232 | 1129 | 2.50 | 7 | -0.14 | 40 | -5.60 | |
| | Merkouropoulos, Dionysios | | | 1402 | GRE | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Nikolakopoulos, Vasileios | | | 1117 | GRE | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Makrylakis, Iason | | | 1172 | GRE | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Kiryttopoulos, Ioannis | | | 1238 | GRE | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Priftis, Evangelos | | | 1116 | GRE | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Palaiologou, Apostolos | | | 1454 | GRE | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Bougas, Georgios | | | 1125 | GRE | 0.00 | 1 | -0.51 | 40 | -20.40 | |
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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