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Individual Calculations February 2023 |
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| Seferlis, Georgios Total change: 8.40 | |   |
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| 5th open Nikolaos Giamarelos 2023 - A group | Chalkida | GRE | 2023-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1492 | 1254 | 1.50 | 5 | 0.42 | 20 | 8.40 | |
|  Tsotras, Ioannis | | | 1647 | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Papadopoulos, Antonios Ioan | | | 1444 | GRE | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Gardelakis, Evaggelos | | | 1349 | GRE | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Giannakouras, Angelos | | | 1478 | GRE | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Vasileiou, Ioannis | | | 1544 | GRE | 0.50 | 1 | 0.34 | 20 | 6.80 | |
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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