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Individual Calculations February 2023 |
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| Petrosian, Gkakik Total change: -2.40 | |   |
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| Christmas open chess square 2022 | Athens | GRE | 2022-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1361 | 1158 | 1.50 | 6 | -0.12 | 20 | -2.40 | |
|  Magkias, Vasilios | | | 1686 | GRE | 0.00 | 1 | -0.03 | 20 | -0.60 | |  Tsamtsouris, Efthymios | | | 1407 | GRE | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Agrapidis, Michail | | | 1323 | GRE | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Theodoropoulos, Dimitrios Th | | | 1259 | GRE | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Hronopoulos, Dimitrios | | | 1229 | GRE | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Gkogka, Klevis | | | 1264 | GRE | 0.50 | 1 | 0.14 | 20 | 2.80 | |
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) | | | | PS Peristeriou Jan 2023 A | Peristeri | GRE | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1297 | 1158 | 1.00 | 3 | 0.00 | 20 | 0.00 | |
| | Andreolas, Gavriil | | | 1350 | GRE | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Zahariou, Nikolaus | | | 1463 | GRE | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Chatzipavlou, Odysseas | | | 1078 | GRE | 0.00 | 1 | -0.61 | 20 | -12.20 | |
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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