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Individual Calculations February 2023 |
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| Chatzipavlou, Odysseas Total change: 8.00 | |   |
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| Christmas open chess square 2022 | Athens | GRE | 2022-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1302 | 1124 | 1.00 | 4 | -0.24 | 40 | -9.60 | |
|  Marianidis, Dimitrios | | | 1568 | GRE | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Tsampas, Charalampos | | | 1405 | GRE | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Kazantzoglou, Aristotelis | | | 1004 | GRE | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Hronopoulos, Dimitrios | | | 1229 | GRE | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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 |
| 1254 | 1078 | 1.00 | 2 | 0.44 | 40 | 17.60 | |
| | Andreolas, Gavriil | | | 1350 | GRE | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Petrosian, Gkakik | | | 1158 | GRE | 1.00 | 1 | 0.61 | 40 | 24.40 | |
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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