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Individual Calculations April 2023 |
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| Margaritis, Andreas Total change: -4.80 | |   |
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| 2023 Attica Friendship Cup | Attica | GRE | 2023-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1438 | 1237 | 0.50 | 3 | -0.24 | 20 | -4.80 | |
|  Vassis, Ilias | | | 1338 | GRE | 0.00 | 1 | -0.36 | 20 | -7.20 | |  Mataragkas, Georgios | | | 1463 | GRE | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Vraimakis, Ioannis | | | 1514 | GRE | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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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