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Individual Calculations April 2023 |
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| Psathakis, Ioannis Total change: -9.00 | |   |
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| 2023 Team Championship of Attica - C Category rounds 1-5 | Attica | GRE | 2023-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1627 | 1615 | 1.50 | 4 | -0.45 | 20 | -9.00 | |
|  Stathopoulos, Fotios | | | 1730 | GRE | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Charalampidis, Vasilios | | | 1420 | GRE | 1.00 | 1 | 0.25 | 20 | 5.00 | |  Masa, Alexandros | | | 1496 | GRE | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Kalofonos, Panayotis | | | 1860 | GRE | 0.00 | 1 | -0.20 | 20 | -4.00 | |
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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