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Individual Calculations February 2023 |
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| Kosmas, Hristos Total change: -35.40 | |   |
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| 1st New Year open Chalandri CC 2023 A | Chalandri | GRE | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1529 | 1895 | 2.50 | 5 | -1.77 | 20 | -35.40 | |
|  Kourouklis, Efthymios-Nektarios | | | 1450 | GRE | 0.00 | 1 | -0.94 | 20 | -18.80 | |  Anagnostopoulos, Panagiotis | | | 1362 | GRE | 1.00 | 1 | 0.03 | 20 | 0.60 | | | Drydakis, Aristotelis | | | 1434 | GRE | 0.50 | 1 | -0.45 | 20 | -9.00 | | | Christidis, Savvas | | | 1902 | GRE | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Nikitakis, Michail | | | 1495 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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