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Individual Calculations April 2023 |
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| Katsogiannis, Rafail Total change: -37.60 | |   |
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| 36th open PS Peristeriou 2023 B | Peristeri | GRE | 2023-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1187 | 1148 | 0.50 | 3 | -0.84 | 40 | -33.60 | |
|  Kalliantasis, Serafeim | | | 1241 | GRE | 0.50 | 1 | 0.13 | 40 | 5.20 | |  Vahatzakis, Georgios | | | 1201 | GRE | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Rentzos, Alexandros | | | 1119 | GRE | 0.00 | 1 | -0.54 | 40 | -21.60 | |
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) | | | | 2023 Team Championship of Attica - A Local rounds 1-5 | Attica | GRE | 2023-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1685 | 1148 | 0.00 | 3 | -0.10 | 40 | -4.00 | |
| | Hreppas, Ilias | | | 1604 | GRE | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Routsi, Efthimios-Alexandros | | | 1711 | GRE | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Sorolis, Nikolaos | | | 1740 | GRE | 0.00 | 1 | -0.02 | 40 | -0.80 | |
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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