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Individual Calculations June 2023 |
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| Pastras, Ioannis Total change: -16.20 | |   |
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| 7th Spring open Kalamarias 2023 A | Thessaloniki | GRE | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1284 | 1540 | 4.00 | 6 | -0.81 | 20 | -16.20 | |
|  Seretis, Nikolaos G | | | 1138 | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Antoniou Tragoudas, Ioannis | | | 1296 | GRE | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Keramaros, Vasileios | | | 1377 | GRE | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Seretis, Anastasios | | | 1174 | GRE | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Misios, Konstantinos | | | 1313 | GRE | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Kazakis, Mattheos Konstantinos | | | 1408 | GRE | 0.00 | 1 | -0.68 | 20 | -13.60 | |
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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