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Individual Calculations September 2021 |
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| Gkika, Marina Total change: -30.40 | |   |
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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 |
| 1274 | 1337 | 4.00 | 8 | -0.76 | 40 | -30.40 | |
|  Demelkas, Ioannis | | | 1737 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Tzovani, Dimitra | | | 1171 | GRE | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Loukopoulos, Stefanos | | | 1165 | GRE | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Sahinidis, Stavros | | | 1101 | GRE | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Fotiadou Bintiki, Alexandra | | | 1147 | GRE | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Gkogkolas, Georgios | | | 1140 | GRE | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Margaritis, Ioannis M | | | 1149 | GRE | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Symeonidis, Theofilos | | | 1584 | GRE | 0.50 | 1 | 0.31 | 40 | 12.40 | | | * 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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