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Individual Calculations December 2021 |
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| Zarkada, Athina Total change: 7.40 | |   |
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| 28th open PS Peristeriou Sep 2021 | Peristeri | GRE | 2021-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1328 | 1149 | 1.50 | 4 | 0.37 | 20 | 7.40 | |
|  Kokondylis, Stylianos | | | 1379 | GRE | 1.00 | 1 | 0.79 | 20 | 15.80 | |  Sempekopoulos, Vasileios | | | 1410 | GRE | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Pogkas, Angelos Lazaros | | | 1091 | GRE | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Andreolas, Gavriil | | | 1432 | GRE | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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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