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Individual Calculations September 2021 |
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| Arzoumanidis, Alexandros Total change: 6.00 | |   |
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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 |
| 1380 | 1425 | 4.00 | 7 | 0.15 | 40 | 6.00 | |
|  Efthymiou, Ioannis Marios | | | 1048 | GRE | 1.00 | 1 | 0.09 | 40 | 3.60 | |  Kioutsoukos, Dimitrios | | | 1616 | GRE | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Kliashtornyi, Arkadii | | | 1668 | UKR | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Papakyriakou, Charalampos | | | 1179 | GRE | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Betsakos, Haralampos | | | 1220 | GRE | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Christopoulos, Orestis-Alexios | | | 1699 | GRE | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Bakirtzis, Konstantinos | | | 1229 | GRE | 1.00 | 1 | 0.25 | 40 | 10.00 | |
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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