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Individual Calculations September 2021 |
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| Kalogridis, Themistoklis Total change: 6.80 | |   |
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| 30th International open of Kavala 2021 - B group | Kavala | GRE | 2021-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1527 | 1413 | 3.50 | 8 | 0.63 | 40 | 25.20 | |
|  Mitsiou, Konstantinos | | | 1609 | GRE | 1.00 | 1 | 0.75 | 40 | 30.00 | |  Zgouletas, Ioannis | | | 1603 | GRE | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Dimanoudis, Petros | | | 1652 | GRE | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Papakyriakou, Charalampos | | | 1179 | GRE | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Voutsas, Leonidas | | | 1690 | GRE | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Demelkas, Ioannis | | | 1762 | GRE | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Bougas, Georgios | | | 1125 | GRE | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Dimakis, Stavros | | | 1597 | GRE | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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) | | | | 2021 youth championships of ESS Thes -Chalk open U14 | Thessaloniki | GRE | 2021-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1242 | 1413 | 1.00 | 2 | -0.46 | 40 | -18.40 | |
| | Katsimanis, Dimitrios | | | 1242 | GRE | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Katsimanis, Dimitrios | | | 1242 | GRE | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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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