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Individual Calculations January 2023 |
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| Perakaki, Makrina-Eirini Total change: 3.80 | |   |
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| 6th open GIOACHINO GRECO | Athens | GRE | 2022-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1359 | 1243 | 2.00 | 5 | 0.19 | 20 | 3.80 | |
|  Papamichael, Georgios | | | 1605 | GRE | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Chrysikopoulos, Kyriakos | | | 1247 | GRE | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Diatsintos, Ilias | | | 1318 | GRE | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Gouleas, Ioannis | | | 1204 | GRE | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Chatzinikolaou, Alexandros | | | 1419 | GRE | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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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