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Individual Calculations September 2023 |
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| Petkaki, Danai Total change: -17.20 | |   |
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| 32nd International open of Kavala Vasilis Theodoridis- C group | Kavala | GRE | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1222 | 1116 | 1.00 | 4 | -0.43 | 40 | -17.20 | |
|  Kamperidis, Charalampos | | | 1309 | GRE | 0.00 | 1 | -0.25 | 40 | -10.00 | |  Renzies, Elliott | | | 1208 | AUS | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Seretis, Nikolaos G | | | 1140 | GRE | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Theodoridou, Maria | | | 1230 | GRE | 0.00 | 1 | -0.34 | 40 | -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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