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Individual Calculations May 2019 |
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| Kortesis, Georgios Total change: -26.40 | |   |
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| 2019 youth championships of ESSTH-HALK open U12 | Thessaloniki | GRE | 2019-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1323 | 1225 | 0.50 | 3 | -0.66 | 40 | -26.40 | |
|  Karamichos, Michail | | | 1514 | GRE | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Tsouchnikas, Georgios | | | 1277 | GRE | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Tagkaloglou, Savvas Stefanos | | | 1177 | GRE | 0.00 | 1 | -0.57 | 40 | -22.80 | |
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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