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Individual Calculations January 2024 |
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| Diamanteas, Petros Total change: -20.20 | |   |
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| 2023 Atiica Team Cup Spiros Bikos | Attica | GRE | 2023-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 1845 | 0.00 | 1 | -0.44 | 20 | -8.80 | |
|  Vrettos, Augoustinos | | | 1890 | GRE | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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 NO Kalamatas Nov 2023 | Kalamata | GRE | 2023-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1443 | 1845 | 3.00 | 4 | -0.57 | 20 | -11.40 | |
| | Kountouri, Christina | | | 1445 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kyriakopoulos, Nikolaos Chr | | | 1199 | GRE | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Labrakopoulos, Alexandros | | | 1621 | GRE | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Diakoumeas, Aristofanis | | | 1505 | GRE | 1.00 | 1 | 0.12 | 20 | 2.40 | | | * 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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