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Individual Calculations October 2021 |
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| Drogalas, Georgios Total change: 18.00 | |   |
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| 15th team under 12 championship of ESSTH-CHALK 2021 | Thessaloniki | GRE | 2021-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1224 | 1042 | 1.00 | 2 | 0.45 | 40 | 18.00 | |
|  Mantazis, Georgios Rafail | | | 1115 | GRE | 0.50 | 1 | 0.10 | 40 | 4.00 | |  Gerasopoulos, Nikolaos | | | 1333 | GRE | 0.50 | 1 | 0.35 | 40 | 14.00 | |
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) | | |
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