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Individual Calculations September 2021 |
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| Bragkatzis, Nikolaos Total change: -45.40 | |   |
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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 |
| 1307 | 1627 | 5.50 | 9 | -2.27 | 20 | -45.40 | |
|  Kostov, Troyan | | | 1227 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Batsi, Lida | | | 1445 | GRE | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Dafa, Sirio | | | 1276 | ALB | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Lekkas, Anastasios | | | 1359 | GRE | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Skodras, Marios Konstantinos | | | 1293 | GRE | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Fotiadou Bintiki, Alexandra | | | 1227 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Theodoridis, Charalampos | | | 1291 | GRE | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Makrigiannis, Konstantinos | | | 1296 | GRE | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Athanasiou, Soumela | | | 1349 | GRE | 1.00 | 1 | 0.17 | 20 | 3.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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