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Individual Calculations February 2023 |
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| Giannoulis, Grigorios Total change: 76.40 | |   |
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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 |
| 1870 | 1793 | 5.00 | 7 | 1.91 | 40 | 76.40 | |
|  Choullis, Agisilaos Georgios | | | 1326 | GRE | 1.00 | 1 | 0.05 | 40 | 2.00 | |  Makridis, Dimitrios | f | | 2374 | GRE | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Tsamtsouris, Efthymios | | | 1431 | GRE | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Tsiboukelis, Panagiotis | | | 1393 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Nikolaou, Spiridon | | | 2175 | GRE | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Stefan, Victor | | | 2058 | GRE | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Papasimakopoulos, Alexandros | f | | 2334 | GRE | 0.00 | 1 | -0.03 | 40 | -1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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