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Individual Calculations December 2021 |
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| Vassalos, Panagiotis Total change: -15.00 | |   |
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| 28th open PS Peristeriou Sep 2021 | Peristeri | GRE | 2021-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1279 | 1099 | 0.00 | 3 | -0.87 | 20 | -17.40 | |
|  Palaiologou, Apostolos | | | 1454 | GRE | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Lampropoulos, Pavlos | | | 1131 | GRE | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Gkoritsas, Angelos | | | 1251 | GRE | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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) | | | | 12th open OPAX Mindgames Oct 2021 | Cholargos | GRE | 2021-10-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1402 | 1099 | 1.00 | 5 | 0.12 | 20 | 2.40 | |
| | Kazantzoglou, Stefanos | | | 1499 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Andreou, Stefanos | | | 1423 | GRE | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Chairopoulos, Stefanos | | | 1499 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Stefos, Dimitrios | | | 1092 | GRE | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Garyfallou, Dimosthenis | | | 1499 * | GRE | 0.00 | 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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