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Individual Calculations September 2021 |
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| Ahparidis, Dimitrios Total change: -14.60 | |   |
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| 30th International open of Kavala 2021 - C group | Kavala | GRE | 2021-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1106 | 1147 | 1.50 | 4 | -0.73 | 20 | -14.60 | |
|  Ntoumpouridis, Marios Eftychios | | | 1070 | GRE | 0.50 | 1 | -0.11 | 20 | -2.20 | |  Kyrilas, Evangelos | | | 1162 | GRE | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Trivella, Maria | | | 1141 | GRE | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Tsomarelis, Kyriakos | | | 1052 | GRE | 0.00 | 1 | -0.63 | 20 | -12.60 | |
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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