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Individual Calculations August 2023 |
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| Kojima, Natsumi Total change: 38.40 | |   |
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| PRAGUE INTERNATIONAL CHESS FESTIVAL 2023 - FIDE open | Prague | CZE | 2023-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 1597 | 3.50 | 9 | 2.22 | 20 | 44.40 | |
|  Hlavina, Matous | | | 2134 | CZE | 0.00 | 1 | -0.03 | 20 | -0.60 | |  Sim, Jia Ru | | wc | 1931 | MAS | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Pozniak, Yunna | | | 1836 | UKR | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Costello, Colin A | | | 1881 | ENG | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Fuciman, Ondrej | | | 1879 | CZE | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Hujo, Jozef | | | 1975 | SVK | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Steiner, Juraj | | | 1849 | CZE | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Alzamil, Abdulaziz | | | 1893 | KSA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Giulian, Rosemary A | | | 1855 | SCO | 0.50 | 1 | 0.32 | 20 | 6.40 | |
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) | | | | I. Open Hungarian Amateur Chess Championship (max. 2299) | Budapest | HUN | 2023-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1768 | 1628 | 2.00 | 7 | -0.30 | 20 | -6.00 | |
| | Gzib, David | | | 2051 | SVK | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Szalanczi, Emil | m | | 1916 | HUN | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Bratajit, Mukherjee | | | 1794 | IND | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Hazi, Hedvig | | | 1218 | HUN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mikova, Miriam | | | 1759 | SVK | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Yue, Erfei | | | 1685 | HUN | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Vargyas, Zoltan | | | 1953 | HUN | 0.00 | 1 | -0.13 | 20 | -2.60 | |
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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