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Individual Calculations September 2023 |
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| Iskos, Alexandros Total change: -3.40 | |   |
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| 32nd International open of Kavala Vasilis Theodoridis- A group | Kavala | GRE | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2178 | 2156 | 4.00 | 9 | -0.38 | 20 | -7.60 | |
|  Raja, Rithvik R | g | | 2469 | IND | 0.50 | 1 | 0.36 | 20 | 7.20 | |  Kelires, Andreas | g | | 2525 | GRE | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Nalbandyan, Vahan | | | 1919 | ARM | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Trimitzios, Petros | f | | 2328 | GRE | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Akbas, Umut Ata | m | | 2401 | TUR | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Kuru, Atilla | | | 2030 | TUR | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Stoychev, Ognian | | | 1972 | BUL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Tsakona, Maria | | | 1990 | GRE | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Redondo Arguelles, Graciela | | wf | 1970 | ESP | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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) | | | | 3rd International tournament Thessaloniki - A group | Thessaloniki | GRE | 2023-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2119 | 2156 | 4.50 | 8 | 0.21 | 20 | 4.20 | |
| | Gkoutzouki, Aikaterini Argyro | | | 1756 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Rahman, Ziaur | g | | 2448 | BAN | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Galanis, Nikolaos-Panagiotis | | | 1920 | GRE | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Stefan, Victor | | | 2033 | GRE | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Colijn, Stefan | f | | 2251 | NED | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Tsaknakis, Zisis | f | | 2305 | GRE | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Karamichos, Michail | | | 1903 | GRE | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Giannoulakis, Lampros | f | | 2334 | GRE | 0.00 | 1 | -0.27 | 20 | -5.40 | | | * 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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