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Individual Calculations July 2019 |
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| Souretis, Athanasios Total change: 4.40 | |   |
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| 22nd International Open Athens Challenge 2019 - Group B | Heraklio Attikis | GRE | 2019-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1427 | 1180 | 0.50 | 2 | 0.11 | 40 | 4.40 | |
|  Chrysomallis, Stylianos | | | 1460 | GRE | 0.50 | 1 | 0.34 | 40 | 13.60 | |  Kazantzoglou, Nikolaos | | | 1394 | GRE | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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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