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Individual Calculations January 2025 |
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| Oikonomou, Stefanos Total change: -40.00 | |   |
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| Celebration open chess square 2024 A | Athens | GRE | 2024-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1675 | 1452 | 0.50 | 3 | -0.23 | 40 | -9.20 | |
|  Kalliantasis, Serafeim | | | 1655 | GRE | 0.00 | 1 | -0.24 | 40 | -9.60 | |  Nemtsas, Hristoforos | | | 1852 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kallaras, Georgios | | | 1517 | GRE | 0.50 | 1 | 0.09 | 40 | 3.60 | | | * 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) | | | | 9th open Korinthos Dec 2024 A | Korinthos | GRE | 2024-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1590 | 1452 | 0.50 | 4 | -0.77 | 40 | -30.80 | |
| | Diakoumeas, Aristofanis | | | 1668 | GRE | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Asvestopoulos, Sergios | | | 1585 | GRE | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Tserma, Alexandra | | | 1457 | GRE | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Markouti, Christina | | | 1651 | GRE | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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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