Individual Calculations March 2023 |
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Petrakis, Ilias Total change: -8.40 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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2023 Team Championship of Attica - POA Rounds 1-3 | Attica | GRE | 2023-01-29 |
Rc | Ro | w | n | change | K | K*chg | Game |
2153 | 2124 | 0.50 | 2 | -0.42 | 20 | -8.40 | |
| Kostas, Panagiotis | | | 2098 | GRE | 0.50 | 1 | -0.04 | 20 | -0.80 | | Mihailidis, Anastasios | f | | 2208 | GRE | 0.00 | 1 | -0.38 | 20 | -7.60 | | 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) | |
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