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Individual Calculations February 2023 |
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| Sampsonoglou, Dimitrios Total change: -188.00 | |   |
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| 2nd International open SKG Chess Academy "White Tower" X-mas B | Thessaloniki | GRE | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1163 | 1377 | 2.00 | 7 | -3.31 | 40 | -132.40 | |
|  Bokias, Petros | | | 1376 | GRE | 0.00 | 1 | -0.50 | 40 | -20.00 | |  Bekiari, Angeliki | | | 1117 | GRE | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Sardis, Ioannis | | | 1125 | GRE | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Keramaros, Vasileios | | | 1237 | GRE | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Balafoutas, Dimitrios | | | 1180 | GRE | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Sioumis, Antonios | | | 1062 | GRE | 0.00 | 1 | -0.86 | 40 | -34.40 | | | Kyparissopoulos, Nikolaos | | | 1042 | GRE | 0.50 | 1 | -0.38 | 40 | -15.20 | |
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) | | | | 9th youth U16 tournament SA Sykeon Jan 2023 - A | Thessaloniki | GRE | 2023-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1199 | 1377 | 1.50 | 4 | -1.39 | 40 | -55.60 | |
| | Raptis, Sokratis | | | 1105 | GRE | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Nakitsas, Stergios | | | 1355 | GRE | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Gkogkolas, Georgios | | | 1218 | GRE | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Bekiari, Angeliki | | | 1117 | GRE | 0.00 | 1 | -0.82 | 40 | -32.80 | |
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) | | |
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